| [localization of solitary dermatophytic lesions in man]. | the occurrence of three causative organisms of the so called intertriginous dermatophytoses--epidermophyton floccosum, trichophyton mentagrophytes var. interdigitale and t. rubrum--was compared according to the localization of the lesions. the differentiation of invasion into solitary and combined sites showed a prevalence of e. floccosum in solitary lesions and t. rubrum in combined lesions. in t. mentagrophytes var. interdigitale, the frequency of occurrence of both types of the lesions was ap ... | 1975 | 126977 |
| scytalidium hyalinum infection of skin and nails. | five cases of skin and nail infection associated with scytalidium hyalinum are described. the lesions were confined to the hands, feet and toenails. all the patients were from the west indies and were of negroid descent. scytalidium hyalinum was the only fungus isolated on repeated culture from three patients, while the remaining two patients had mixed infections, one with trichophyton mentagrophytes var. interdigitale and the other with hendersonula toruloidea. | 1979 | 444431 |
| dermatophyte species, microscopic and cultural examination. | the dermatophytes epidermophyton floccosum, microsporum canis, trichophyton mentagrophytes var. interdigitale, t. rubrum, and t. verrucosum were compared with respect to the direct microscopic examination of a clinical material and the number of colonies obtained by culture. it was found that the results of microscopy as well as of culture depended to a marked extent upon which species were the cause of the mycosis. the extremes were e. floccosum and t. mentagrophytes var. interdigitale which sh ... | 1979 | 481562 |
| pattern of dermatophyte infection in singapore. | dermatophyte infection is the fourth commonest skin disorder seen in the national skin centre in singapore. a prospective study was carried out from june 1990 to march 1991 to determine the epidemiology and pattern of dermatophyte infections seen in this centre. two hundred patients who had a clinical diagnosis of dermatophyte infection and confirmed by direct microscopy were included into the study. cultures for dermatophyte were done on sabouraud's dextrose agar with chloramphenicol and cycloh ... | 1992 | 1295417 |
| the effect of sulconazole on the antigenic composition of two dermatophyte species. | trichophyton rubrum and trichophyton interdigitale have been grown in liquid culture in the presence of sulconazole. the antigenic activity of detergent extracts of intact organisms was analysed following sds-page and the probing of western blots with homologous antisera raised in rabbits and with sera from patients with dermatophyte infections. differences in protein-band patterns were noted; some bands present in control samples were absent in azole-treated samples and vice versa. these differ ... | 1992 | 1474985 |
| antimicrobial screening of essential oils and extracts of some humulus lupulus l. cultivars. | the essential oils as well as solvent extracts of 11 hop cultivars, 1 hop variety and a wild type of hop were screened for their antimicrobial activities using the agar overlay technique. the oils were isolated from the cones of the various hop plants by hydrodistillation, the extracts were obtained by soaking the hop cones in chloroform. the oils and the extracts showed activity against the gram-positive bacteria (bacillus subtilis and staphylococcus aureus) and the fungus (trichophyton mentagr ... | 1992 | 1475174 |
| taxonomy of trichophyton interdigitale (trichophyton mentagrophytes var. interdigitale) by restriction enzyme analysis of mitochondrial dna. | the relationship between trichophyton interdigitale (trichophyton mentagrophytes var. interdigitale) and the other members of the t. mentagrophytes complex was studied by restriction enzyme analysis of mitochondrial dna (mtdna). the mtdna of 22 isolates of t. interdigitale from japanese patients with dermatophytosis was extracted, digested with the restriction enzymes hae iii, msp i, or hind iii, and the restriction profiles obtained compared with those of arthroderma simii, arthroderma benhamia ... | 1990 | 1698960 |
| wool-colonizing micro-organisms capable of utilizing wool-lipids and fatty acids as sole sources of carbon and energy. | two keratinolytic fungi, chrysosporium keratinophilum and malbranchea anamorph of uncinocarpus reesii, and another three wool-colonizing fungi not previously reported to be keratinolytic, aspergillus fumigatus, a. flavus and scopulariopsis candida, were isolated from soil samples baited with animal wool. these fungi were tested for their ability to utilize wool-lipids as sole source of carbon and energy. the lipid contents of wool of various animals ranged between 2 and 5%. the different lipid e ... | 1990 | 2126788 |
| the auckland skin clinic tinea pedis and erythrasma study. | three hundred consecutive patients attending the auckland hospital dermatology clinic were examined clinically and microbiologically for evidence of interdigital or plantar mycological or bacterial infection. one hundred and nine patients were shown by laboratory investigation to have an infection. of these, only 89 displayed clinical signs of infection. erythrasma, a desquamative condition caused by corynebacterium minutissimum, was the commonest infection in this study. the commonest dermatoph ... | 1990 | 2385417 |
| isoelectric focusing applied to taxonomic differentiation of the trichophyton mentagrophytes complex and the related trichophyton interdigitale. | somatic extracts from dermatophytes of the trichophyton mentagrophytes complex and of trichophyton interdigitale grown on trypticase soy broth were prepared for analytical isoelectric focusing in thin layer polyacrylamide gels over the ph range 4-6.5. a total of 44 strains were studied: 8 arthroderma benhamiae (4 americano-european and 4 african races), 4 arthroderma vanbreuseghemii, 6 trichophyton mentagrophytes and 26 trichophyton interdigitale. laser densitometric analysis revealed two outsta ... | 1989 | 2622478 |
| antimicrobial activities of some ocimum species grown in rwanda. | the essential oils of four ocimum species grown in rwanda, i.e. o. canum, o. gratissimum, o. trichodon and o. urticifolium (synonym o. suave) including some chemotypes, were screened for antimicrobial activities. escherichia coli, bacillus subtilis, staphylococcus aureus and trichophyton mentagrophytes var. interdigitale were used as test organisms. different techniques were applied in the screening, such as the biogram and agar overlay techniques and a dilution technique yielding maximum inhibi ... | 1989 | 2747264 |
| screening of some essential oils for their activities on dermatophytes. | fifty-three essential oils were tested against three frequently occurring dermatophytes (epidermophyton floccosum, trichophyton mentagrophytes var. interdigitale, t. rubrum) by means of an agar dilution technique. the oils were selected at random and not on the basis of a supposed activity. a number of oils showed interesting activities, expressed as maximum inhibitory dilution values, against the dermatophytes used. at the highest dilution tested (1:3,200, vol/vol), one out of six oils was acti ... | 1988 | 3211701 |
| [dermatophytes and immigration]. | an epidemiological study of dermatophytes was achieved during the years 1983-1984 in the mycology laboratory of saint-louis' hospital. immigrants represent an important part of the people who came to consult us: 28 per cent in 1983. the two most important immigrant peoples show different features: black african people, who were mass contaminated by tinea agents (trichophyton soudanense and microsporum langeronii), were not much contaminated by epidermophytic agents (trichophyton rubrum, trichoph ... | 1988 | 3389576 |
| circulating antibodies and antigenic cross-reactivity in hendersonula toruloidea and scytalidium hyalinum infections. | twelve (34%) of thirty-five patients with an active infection on the palms or soles caused by hendersonula toruloidea or scytalidium hyalinum were found to have circulating antibodies to these organisms by counter immunoelectrophoresis or immunodiffusion, compared with 9% of uninfected controls. in every instance there was cross-reactivity between the positive patients' sera and the heterologous non-dermatophyte antigen. using crossed and intermediate gel immunoelectrophoresis it was found that ... | 1986 | 3778813 |
| studies in the epidemiology of tinea pedis. ix. tinea pedis and erythrasma in new patients at a chiropody clinic. | the feet of 259 new patients at a chiropody clinic were examined for tinea pedis, onychomycosis, and erythrasma: 23% of men and 4% of women were infected by dermatophytes, and the nails of seven males were infected by non-dermatophytes. of 200 patients examined under wood's light 37% showed the coral-red fluorescence of erythrasma.of the 259 patients, 9.7% were infected by trichophyton interdigitale, 2.7% by t. rubrum, and 1.5% by epidermophyton floccosum. reasons are given, based on the method ... | 1968 | 4234612 |
| control of tinea pedis in a swimming bath. | random samples of the weekly entry of bathers to a swimming pool were examined for tinea pedis and verruca before and at intervals after the supply of individual sachets of foot powder to all bathers.over three and a half years the overall incidence of tinea pedis decreased from 8.5% to 2.1%, and in adult males it decreased from 21.5% to 6.9%. the incidence of infection with trichophyton mentagrophytes var. interdigitale decreased from 5.3% to 0.5%, and the incidence of infection with t. rubrum ... | 1974 | 4833961 |
| immunological studies on dermatophytes. 3. further analyses of the reactivities of neutral polysaccharides with rabbit antisera to microsporum quinckeanum, trichophyton schoenleinii, trichophyton rubrum, trichophyton interdigitale, and trichophyton granulosum. | the serological reactivities of polysaccharides isolated from five species of dermatophytes, microsporum quinckeanum, trichophyton granulosum, t. interdigitale, t. rubrum, and t. schoenleinii, with rabbit antisera to these species were studied qualitatively by precipitation in gel and quantitatively by complement-fixation analyses. significant differences in the serological reactivities of the galactomannans i were detected with antisera to t. schoenleinii and t. interdigitale. the differences a ... | 1968 | 4969608 |
| [proteinase activity of trichophyton gypseum and epidermophyton interdigitale in the saprophytic phase]. | | 1970 | 5480485 |
| [atopy and dermatophyte infection in children]. | the atopic chronic dermatophytosis syndrome is uncommon in children. clinical and immunological characteristics are reviewed. the infecting fungus is trichophyton rubrum, occasionally trichophyton interdigitale. | 1984 | 6714506 |
| [the practice of judo and the risk of fungal contamination]. | over one hundred judokas, a large training tatami, the ground of shower rooms were examined by various methods. cultures showed that trichophyton rubrum, though being as frequent as trichophyton interdigitale on the feet of sportsmen is much less frequent on the training tatami and was never isolated in great quantity from the shower rooms. the problem of fungus contamination in this kind of sportsmen is obvious. some prophylactic measures are proposed. | 1982 | 7187191 |
| [a contribution to the problems of dermatophytosis provoced by trichophyton mentagrophytes var. interdigitale (author's transl)]. | | 1981 | 7262379 |
| dermatophytic flora of ankara (turkey). | during the period july 1, 1976, to december 31, 1978, 1,227 dermatophytes were isolated from 2,702 specimens taken from suspected cases of dermatophytosis. the dermatophytic flora was found to consist mainly of anthropophilic species. trichophyton rubrum was by far the most frequently isolated species. tinea capitis was caused in 36.1% of all cases by trichophyton verrucosum, in 13.9% by microsporum canis and trichophyton violaceum, in 11.1% by trichophyton schoenleinii and trichophyton granulos ... | 1981 | 7262383 |
| [treatment of mycotic skin infections]. | mycotic infections of the skin remain still to represent a therapeutic problem. the development of new antimycotics widens the possibilities of therapy. one of them is oxiconasolnitrate which is a derivate of of imadazole. it is available on our market as myfungar cream. the clinical postregistration study verified the effectivity of this preperation. the examined group was constituted of 30 patients. 24 patients were afflicted with epidermophytia inguinalis, 1 patient with epidermophytia cruris ... | 1995 | 7633927 |
| dermatophytoses in iran. | a total of 12,150 cases of suspected dermatophytoses in different areas of iran were studied between 1986 and 1991. the age groups most commonly infected were 1-9 and 20-29 years. clinical diagnosis was confirmed in only 9345 cases by laboratory examination. of these positive samples, 1633 cases were found to be positive by direct microscopic observation only, 429 by culture only and 7283 by both techniques. scalp ringworm of children was the most common type of tinea. but according to the rate ... | 1994 | 7935592 |
| fungal contamination of the floors of swimming pools, particularly subtropical swimming paradises. | we compared the level of dermatophyte contamination of the floors of traditional swimming pools and of subtropical swimming paradises, a new type of indoor swimming pool introduced in belgium in 1981. from the results of routine hygiene inspections over several years and of a comparative study, we can conclude that the floors of subtropical swimming pools are much more highly contaminated by dermatophytes than the floors of traditional swimming pools. this higher degree of contamination is due t ... | 1995 | 8720205 |
| genetic homogeneity of trichophyton mentagrophytes var. interdigitale isolated from geographically distant regions. | to evaluate the genetic homogeneity of trichophyton mentagrophytes var. interdigitale, restriction enzyme analysis of mitochondrial(mt) dna was performed on 29 isolates of t. mentagrophytes var. interdigitale isolated from belgian or indian patients with dermatophytosis. the restriction enzyme profiles of these mtdnas were compared with those of the teleomorphic members composing the t. mentagrophytes complex. using the restriction enzymes mspi, haeiii, hindiii and bglii the restriction profiles ... | 1996 | 8732360 |
| purification and partial characterization of the cu,zn superoxide dismutase from the dermatophyte trichophyton mentagrophytes var. interdigitale. | cell homogenization, isoelectric focusing and gel filtration fplc have been used to purify a superoxide dismutase (sod) from the dermatophyte trichophyton mentagrophytes var. interdigitale (t. interdigitale). n-terminal amino acid sequencing identified this enzyme as a cu,znsod, with a ph of 5.1, a reduced molecular mass of 18 kda, and a non-reduced molecular mass of 59 kda. sod activity was detectable in culture filtrates, as early as the mid-log phase of growth. the known cu,zn inhibitor potas ... | 1996 | 8914358 |
| mating patterns of dermatophytes of diverse origin in india. | the mating patterns of trichophyton mentagrophytes var. interdigitale (74 isolates) and the microsporum gypseum complex (17 isolates) of diverse origin and t. rubrum (25 isolates) and t. tonsurans (10 isolates) of clinical origin were studied. the results of the study showed that the teleomorph of the indian isolates of t. mentagrophytes belong to arthroderma vanbreuseghemii, undetermined teleomorphs of t. mentagrophytes var. interdigitale (+) mating types, and undetermined teleomorphs of t. men ... | 1996 | 9208476 |
| pcr identification of trichophyton mentagrophytes var. interdigitale and t. mentagrophytes var. mentagrophytes dermatophytes with a random primer. | dermatophytes are a group of keratinophilic fungi falling within the genera of epidermophyton, microsporum and trichophyton. the genus trichophyton is particularly important and complex; it comprises at least 15 recognised species. in addition, there are several different variants in the species t. mentagrophytes, which occur both in man and animals. the current methods of determining t. mentagrophytes varieties may require several different culture media and time-consuming procedures, as well a ... | 1997 | 9402927 |
| random amplification of polymorphic dna is useful for the differentiation of several anthropophilic dermatophytes. | the efficacy of random amplification of polymorphic dna (rapd) analysis, a polymerase chain reaction (pcr)-based technology, as a tool for differentiation of several anthropophilic dermatophytes, that is, trichophyton mentagrophytes var. interdigitale, t. rubrum and epidermophyton floccosum, was examined. total cellular dna extracted by a mini-preparation method were used as template dnas and pcrs were performed using five primers, all of which were synthesized 10-mers. all of the primers genera ... | 1997 | 9470403 |
| molecular analysis of chitin synthase 1 (chs1) gene sequences of trichophyton mentagrophytes complex and t. rubrum. | nucleotide sequences of chitin synthase 1 (chs1) gene of dermatophytes, arthroderma benhamiae, a. simii, a. vanbreuseghemii, trichophyton mentagrophytes var. interdigitale (t. interdigitale), and t. rubrum were analyzed for their phylogenetic relationship. about 620-bp genomic dna fragments of the chs1 gene were amplified from these dermatophytes by polymerase chain reaction (pcr) and sequenced. the chs1 nucleotide sequences of these five dermatophytes showed more than 90% similarity between the ... | 1998 | 9732529 |
| [scanning electron microscope sudy of the morphology of fungi isolated from patients at the aristide la dantec hospital in dakar, senegal]. | in order to improve the identification of fungi usually isolated among some patients at dantec hospital, a study by scanning electron microscopy has been carried out. it deals with four species of yeasts (candida albicans, candida parapsilosis, rhodotorula rubra sacharomyces cerevisiae) six species of dermatophytes (trichophyton rubrum, trichophyton soudanense, trichophyton interdigitale, microsporum canis, trichophyton violaceum, microsporum audouinii); two species of mildew, (aspergullus flavu ... | 1996 | 9827085 |
| prevalence of dermatophytoses in the zarqa district of jordan. | a total of 350 clinically suspected cases of dermatomycoses were examined for causative fungi during july 1997 to september 1998. mycotic infection was demonstrable by microscopy and culture in 199 (56.8%) cases. the most common superficial mycotic infections were tinea pedis (35.2%) followed by tinea capitis (23.1%), tinea unguium (21.6%) and tinea corporis (10.6%). most of the infected patients were 1-9, 20-29 and 30-39 years old. men were mainly infected with tinea cruris and tinea pedis, whi ... | 1999 | 10685449 |
| tinea barbae caused by a zoophilic strain of trichophyton interdigitale. | a deep absceding infection is reported of the inframandibular part of the face of a 22-year-old male student due to a zoophilic strain of trichophyton interdigitale. the fungus was probably acquired from the cat of the patient. initial therapy by a general practitioner was with topical glucocorticoids and oral antihistaminica. the patient developed a severe phlegmoneous inflammation of the bearded part of the face. later, the patient was successfully treated by a combination of itraconazole and ... | 2003 | 12588486 |
| antifungal compounds from zanthoxylum chiloperone var. angustifolium. | an alkaloidal extract of the stem barks of zanthoxylum chiloperone var. angustifolium exhibited antifungal activity against candida albicans, aspergillus fumigatus and trichophyton mentagrophytes var. interdigitale using a tlc bioautographic method. bioassay-guided fractionation of this extract resulted in the isolation of two active compounds identi fi ed as canthin-6-one and 5-methoxycanthin-6-one. canthin-6-one exhibited a broad spectrum of activities against aspergillus fumigatus, a. niger, ... | 2003 | 12820240 |
| [a case of follicular trichophytia caused by epidermophyton interdigitale kaufmann-wolff; ctenomyces interdigitale]. | | 1953 | 13094986 |
| [the effects of vitamin b and organic extracts on trichophyton interdigitale and candida albicans]. | | 1954 | 13189387 |
| [epidemiology of mycoses in submariners based on the kola peninsula]. | subject of the study was spreading of mycoses in the troops based on the kola peninsula. examined were the military serving on atomic submarines, maintenance crews of deactivated atomic submarines awaiting disposal, and coastal units. spreading of skin lesions among the submariners was not same as among the coastal military. signs of clinical mycoses were observed in 41.2% of submariners of the active unit, in 66.9% of the maintenance crews, and in 38.1% of the coastal military. infection agents ... | 2003 | 14503184 |
| two hundred ninety-six cases of onychomycosis in children and teenagers: a 10-year laboratory survey. | there is still little data available about the epidemiology of childhood onychomycosis. looking at our laboratory figures over a 10-year period provided us with some useful information. nail keratin samples were taken by dermatologists from 21,557 patients with nail conditions, mainly in the brussels region. the specimens were examined by direct microscopy and/or histology, and cultured on sabouraud medium agar. only patients less than 17 years of age were considered as children. clinical inform ... | 2003 | 14521552 |
| [clinical types of onychomycosis]. | clinical classification of onychomycosis is based on how the pathogenic agent penetrates the unguis. the disto-lateral sub-ungual variety is the most common. dermatophytes (especially trichophyton rubrum) and scytalidium in tropical regions (sc hyalium, sc dimidiatum) are the most frequent toenail pathogens. progression of a yellow friable sub-ungual hyperkeratosis associated with longitudinal striations and/or xanthonychial or leuconychial zones (sometimes pigmented with trichophyton rubrum nig ... | 2003 | 14743110 |
| white superficial onychomycosis: epidemiological, clinical, and pathological study of 79 patients. | to analyze the epidemiology, responsible agents, clinical features, and outcome of white superficial onychomycosis (wso). | 2004 | 15210460 |
| prevalence and risk factors for superficial fungal infections among italian navy cadets. | limited studies on the prevalence and risk factors for superficial mycoses are available. | 2004 | 15459531 |
| bioadhesive patch-based delivery of 5-aminolevulinic acid to the nail for photodynamic therapy of onychomycosis. | the in vitro penetration of 5-aminolevulinic acid (ala) across human nail and into neonate porcine hoof when released from a novel bioadhesive patch containing 50 mg cm(-2) ala is described. ala is a naturally occurring precursor of the photosensitiser protoporphyrin ix (ppix). topical application of excess ala bypasses negative feedback inhibition and yields photosensitising concentrations of ppix at the application site. ala-based photodynamic therapy (pdt) has been extensively investigated in ... | 2005 | 15763621 |
| superficial fungal infections seen at the national skin centre, singapore. | cutaneous fungal infections are common in singapore. the national skin centre is a tertiary referral centre for dermatological diseases in the country, and sees more than 2,500 cases of superficial fungal infections annually. | 2005 | 15864251 |
| tinea cruris in routine urology practice. | tinea cruris is almost exclusively a male dermatophytosis. this infection is also sexually transmitted, and may cause epidemics in public areas such as common bathing facilities, dormitories and among military recruits. it has been aimed to investigate the prevalence and the causative agents of tinea cruris and tinea pedis in patients who were admitted to the department of urology with various pathologies. | 2005 | 15897702 |
| antidermatophyte activity of ether extract of nigella sativa and its active principle, thymoquinone. | the antifungal activity of ether extract of nigella sativa seed and its active principle thymoquinone was tested against eight species of dermatophytes: four species of trichophyton rubrum and one each of trichophyton interdigitale, trichophyton mentagrophytes, epidermophyton floccosum and microsporum canis. agar diffusion method with serial dilutions of ether extract of nigella sativa, thymoquinone and griseofulvin was employed. the incubation was carried out at 30 degrees c for 14 days. the di ... | 2005 | 15908151 |
| role of chrysosporium keratinophillum in the parasitic evolution of dermatophytes. | anti-dermatophytic activity of chrysosporium keratinophillum against species of the genera trichophyton, microsporum and epidermophyton floccosum was tested in vitro. when c. keratinophillum and different species of dermatophytes were inoculated on sabouraud's dextrose agar plates 2 cm apart, no antagonistic effect of c. keratinophillum on the mycelial growth of dermatophytes was observed. however, conidia production was not observed on the hyphae of trichophyton rubrum, trichophyton tonsurans a ... | 2005 | 16262884 |
| [onychomycosis in morocco: experience of the parasitology and medical mycology laboratory from rabat children hospital (1982-2003)]. | cases of onychomycosis diagnosed by mycological examination in the parasitology and mycology laboratory (children hospital, rabat, marocco) over the 22-year period, between 1982 and 2003, have been reviewed. 17,177 dermatophytes have been isolated in 4,940 patients. dermatophytes presented 61.46% of onychomycosis, yeasts candida albicans were responsible in 25.5%, moulds in 1.53% and for 12% fungi identification was not determined (positive direct examination or negative direct examination and c ... | 2005 | 16330383 |
| forty-eight-hour diagnosis of onychomycosis with subtyping of trichophyton rubrum strains. | a novel strategy for the molecular identification of fungal agents of onychomycosis (including trichophyton rubrum) has been designed based on the use of species-specific and universal primers in conjunction with a commercial kit that allows the extraction of dna directly from the nail specimens. the microsatellite marker t1, which is based on a (gt)n repeat, was applied for the species-specific identification of trichophyton rubrum. to evaluate how often scopulariopsis spp. are detected in nail ... | 2006 | 16597871 |
| pcr fingerprinting of trichophyton mentagrophytes var. interdigitale using polymorphic subrepeat loci in the rdna nontranscribed spacer. | the sequence of the nontranscribed spacer (nts) region of the rdna of trichophyton mentagrophytes var. interdigitale strain 2111 was determined, and three individual subrepeat loci identified. the first repeat region contained eight tandem copies of a degenerate 33-43 bp sequence, whilst the second had two complete and two partial 300 bp repeats. the third locus contained six tandemly repetitive elements of between 67 and 89 bp, which showed sequence identity to the trs2 repeats of trichophyton ... | 2006 | 17005783 |
| antidermatophyte activity of medicago extracts and contained saponins and their structure-activity relationships. | saponin-rich extracts of medicago sativa l. have been shown to display antifungal activity against a range of common fungibut only a few individual saponins have been tested against dermatophytes. total saponins were separately obtained from roots and aerial parts of medicago sativa, m. murex, m. arabica and m. hybrida. nineteen saponins and three parent triterpenoids, were tested against three dermatophytic fungi microsporum gypseum, trichophyton interdigitale and t. tonsurans using mircowell p ... | 2006 | 17006971 |
| prevalence of dermatophytosis in junior secondary schoolchildren in ogun state, nigeria. | a total of 2772 randomly selected junior secondary school pupils (aged 8-14) from 60 schools were examined for dermatophytic infections by direct microscopy and culture-based laboratory diagnostic methods. of these, 641 (23.21%) had dermatophytosis. out of these, 376 (13.56%) were male while 265 (9.56%) were female. aetiological agents identified with infection were microsporum canis (30.19%), microsporum audouinii (32.92%), trichophyton interdigitale (14.37%), trichophyton soudanense (9.73%) an ... | 2006 | 17022768 |
| in vitro activity of citrus bergamia (bergamot) oil against clinical isolates of dermatophytes. | recently, bergamot oil was shown to be a potent antifungal agent in vitro against clinically important candida species. in this study, the activities of bergamot natural essence and its furocoumarin-free and distilled extracts on dermatophytes such as trichophyton, microsporum and epidermophyton species were investigated. | 2007 | 17118937 |
| a 7-year survey of dermatophytoses in crete, greece. | dermatophytoses are of worldwide distribution. epidemiological studies concerning dermatophyte infections have been performed in many countries and differences in the incidence and the aetiological agents have been reported in different geographical locations. this study was undertaken to investigate the prevailing species of dermatophytes in the island of crete, greece, and their pattern of infection during a 7-year period (1997-2003). a total of 5544 samples obtained from 3751 patients with cl ... | 2007 | 17944710 |
| onychomycosis: a new emerging infectious disease in childhood population and adolescents. report on treatment experience with terbinafine and itraconazole in 36 patients. | onychomycosis is a rare disease in children with an estimated prevalence ranging from 0% to 2.6%. thus far, only limited experience with itraconazole and terbinafine treatment in children with onychomycosis is available in the literature. | 2008 | 18194238 |
| identification of dermatophytes by sequence analysis of the rrna gene internal transcribed spacer regions. | identification of dermatophytes using the traditional method is sometimes problematic because of atypical microscopic or macroscopic morphology. the aim of this study was to evaluate the feasibility of using sequencing of the ribosomal internal transcribed spacer (its)1 and its2 regions for identification of 17 dermatophyte species. the its regions of 188 strains (62 reference strains and 126 clinical isolates) were amplified by pcr and sequenced. species identification was made by sequence comp ... | 2008 | 18436592 |
| [oral terbinafine for the tinea unguium of the toenails. efficacy between 12 and 24 weeks of treament.]. | terbinafine 250 mg po daily was administered to 21 patients affected by tinea unguium of the toenails. in 14 cases trichophyton rubrum was the aetiological agent while trichophyton mentagrophytes var. interdigitale affected the rest. the treatment was administered randomized during 12 or 24 weeks in two groups of 11 (group a) and 10 (group b) patients. the clinical and mycological response was evaluated at week 12, 24 and 48. adverse events were registered during the therapeutic period. at week ... | 1998 | 18473539 |
| molecular characterization of a subgroup ie intron with wide distribution in the large subunit rrna genes of dermatophyte fungi. | group i introns have the ability to catalyse their own excision (self-splice) from pre-rna, and are found in a wide range of eukaryotic organisms. in fungal nuclear genomes, they have been identified in the small subunit (ssu) and large subunit (lsu) of the ribosomal rna gene. sequencing of the 3' region of the lsu rrna gene of the dermatophyte trichophyton interdigitale revealed a 393 bp group i intron, tin.2563, containing the four characteristic conserved motifs (p,q,r and s) essential for se ... | 2009 | 18949625 |
| study of onychomycosis in isfahan, iran. | a mycological study was undertaken in 488 patients suspected of onychomycosis in isfahan, a large province of iran, to gain more insight into the prevalence and aetiology of this infection. direct microscopy of the nail clips was positive in 194 (39.8%) and fingernail onychomycosis was recognised in 141 (72.7%) and toenail onychomycosis in 53 (27.3%) cases. as agents of onychomycosis, yeast were detected in 112 (57.7%), dermatophytes in 27 (13.9%) and non-dermatophyte fungi in 55 (28.4%) patient ... | 2010 | 19298358 |
| evaluation of a single-tube real-time pcr for detection and identification of 11 dermatophyte species in clinical material. | we developed a dermatophyte-specific single-tube real-time pcr assay based on internal transcribed sequences. this assay allows the rapid detection and identification of 11 clinically relevant species within the three dermatophyte genera trichophyton, microsporum and epidermophyton in nail, skin and hair samples within a few hours. analysis of 145 clinical samples (107 nail, 36 skin scale, and two hair) by both real-time pcr and a pcr-reverse line blot (pcr-rlb) assay described earlier revealed ... | 2010 | 19624518 |
| [investigation of tinea pedis and toenail onychomycosis prevalence in patients with psoriasis]. | the data about the prevalence of onychomycosis in patients with psoriasis is contradictory. in this study, we investigated the prevalence of onychomycosis and tinea pedis in patients with psoriasis compared to control group. a total of 60 patients with psoriasis (27 male, 33 female; mean age: 40.8 +/- 17.6 years) and 60 subjects without psoriasis (27 male, 33 female; mean age: 42.8 +/- 17.3 years) who were admitted to dermatology outpatient clinics of our hospital were included to the study. scr ... | 2009 | 19795619 |
| signature polymorphisms in the internal transcribed spacer region relevant for the differentiation of zoophilic and anthropophilic strains of trichophyton interdigitale and other species of t. mentagrophytes sensu lato. | dermatophytes are the main cause of superficial mycoses in humans and animals. molecular research has given useful insights into the phylogeny and taxonomy of the dermatophytes to overcome the difficulties with conventional diagnostics. | 2010 | 19886885 |
| evaluation of a pcr melting profile method for intraspecies differentiation of trichophyton rubrum and trichophyton interdigitale. | in order to identify the source of infections caused by dermatophytes, as well as the pathogen transmission pathway, there is a need to determine methods that allow detailed genetic differentiation of the strains within the dermatophyte genera. in this work, a pcr melting profile (pcr-mp) technique based on the ligation of adaptors and the difference in melting temperatures of dna restriction fragments was used for the first time for intraspecies genotyping of dermatophytes. clinical isolates an ... | 2010 | 19892858 |
| a 5-year survey of dermatomycoses in southwest poland, years 2003-2007. | the study was performed to analyse the spectrum of dermatomycoses in southwest poland during the period 2003-2007. a total of 10,486 patients were investigated for fungal skin infections by means of native specimen and cultivating procedures. skin scrapings, plucked hairs and nail clippings were examined and identified by direct microscopy and culture. from 2468 patients, 2753 fungi were identified including dermatophytes, yeast and moulds. among the dermatophytes, the most common pathogen isola ... | 2011 | 19925570 |
| trichophyton rubrum and trichophyton interdigitale: genetic diversity among species and strains by random amplified polymorphic dna method. | onychomycosis is a common condition that represents up to 50% of all nail problems and 30% of all cases of dermatophytoses. trichophyton rubrum and trichophyton interdigitale are the most common agents involved in this condition. in cases of recurrent post-treatment onychomycosis, strain fingerprinting could reveal whether the original isolate is responsible, a new strain has been acquired or if multiple strains are involved. the aim of this study was to evaluate the efficacy of the rapd method ... | 2010 | 19937470 |
| chemical composition and antimicrobial activity of the essential oils from new caledonian citrus macroptera and citrus hystrix. | the essential oils from the leaves of citrus macroptera and c. hystrix, collected in new caledonia, have been analyzed by gas chromatography/mass spectrometry (gc/ms) and evaluated for their antimicrobial activity. a total of 35 and 38 constituents were identified, representing 99.1 and 89.0% of the essential oils, respectively. both essential oils were rich in monoterpenes (96.1 and 87.0%, resp.), with beta-pinene as major component (33.3 and 10.9%, resp.), and poor in limonene (2.4 and 4.7%, r ... | 2010 | 20397222 |
| onychomycosis observed in children over a 20-year period. | summary there are few reports studying the aetiology of onychomycosis in children in spain. to study childhood dermatophyte onychomycosis, a retrospective study of children was carried out, who were <16 years of age with dermatophyte onychomycosis diagnosed between 1987 and 2007. of 4622 nail samples from 3550 patients, 218 came from 181 children up to 16 years old. onychomycosis caused by dermatophytes was demonstrated in 28 (15.5%) cases. trichophyton rubrum (18 cases) was the most prevalent s ... | 2010 | 20406389 |
| molecular typing of trichophyton mentagrophytes var. interdigitale isolated in a university hospital in japan based on the non-transcribed spacer region of the ribosomal rna gene. | detecting intraspecies polymorphisms in fungi causing dermatophytoses is important in elucidating routes of infection and determining whether tinea recurrence is caused by exacerbation or re-infection. in fungi, the non-transcribed spacer region (nts) of the ribosomal rna gene shows the greatest accumulation of base sequence mutations. we therefore assessed nts sequences in 64 clinical isolates of trichophyton mentagrophytes var. interdigitale, the second most common species of dermatophytes in ... | 2010 | 20536648 |
| dermatophytes in republic of macedonia. | (full text is available at http://www.manu.edu.mk/prilozi). a total of 1742 clinically suspected samples was examined for the incidence and distribution of dermatophytes in the republic of macedonia from june 2007 to jan. 2009. 600 dermatophytes were isolated and identified. in the studied period 9 different dermatophyte species were isolated, namely trichophyton rubrum (48.83%), microsporum canis (20%), trichophyton mentagrophytes var. interdigitale (16.83%), epidermophyton floccosum (4.17%), t ... | 2010 | 20693949 |
| onychomycosis and tinea pedis in athletes from the state of rio grande do sul (brazil): a cross-sectional study. | onychomycosis and tinea pedis are common superficial infections caused primarily by dermatophytes. the aim of this investigation was to study the epidemiology, etiological agents, and potential risk factors for infection based on comparison of athletes and non-athletes from a northern region of rio grande do sul (brazil). each group consisted of 100 male individuals with ages ranging from 18 to 40 years. after a clinical examination, samples were taken from individuals presenting signs of onycho ... | 2010 | 20878238 |
| toenail onychomycosis in a portuguese geriatric population. | onychomycosis is a common fungal infection of the nail but few data of mycological features in geriatric portuguese population are yet available. the aim of this study was to perform a mycological examination and characterization of fungal nail pattern of a geriatric population from the north of portugal clinically suspected of onychomycosis. a total of 108 patients attending the podology service in the centro hospitalar do alto ave (portugal) from october 2007 to january 2009 were enrolled. all ... | 2011 | 21365319 |
| childhood tinea incognito caused by trichophyton mentagrophytes var. interdigitale mimicking pustular psoriasis. | tinea incognito refers to fungal infection whose clinical appearance is modified or aggravated by administration of systemic or topical corticosteroids. we report a case of pustular psoriasis-like tinea incognito caused by trichophyton mentagrophytes var. interdigitale under topical corticosteroid therapy. sequence analysis of the internal transcribed spacer 2 region, in addition to the d1d2 domain of the 26s ribosomal rna gene, was helpful in identifying the fungal species. | 2011 | 21418291 |
| molecular identification and phylogenesis of dermatophytes isolated from rabbit farms and rabbit farm workers. | little information is available on the molecular epidemiology of dermatophytoses in rabbit farms and farm workers. a total of 117 isolates belonging to the trichophyton mentagrophytes complex and 21 isolates of microsporum canis were collected from rabbits with or without skin lesions, air samples of farms known to harbour these pathogens, and from farm workers with skin lesions, and molecularly characterized. sequencing of amplicons from the t. mentagrophytes complex and m. canis isolates revea ... | 2011 | 21840652 |
| ganoderma lucidum: a source for novel bioactive lectin. | ganoderma lucidum is known for its high medicinal value, clinically used in treatment for various diseases. we have selected this mushroom for isolation of novel bioactive lectin. the isolation procedure comprised of ion-exchange chromatography on deae- cellulose and affinity chromatography on affi-gel blue gel. purified lectin was monomer with a molecular mass of 15 kda, determined by sds-page, gel filtration, maldi-tof. it showed hemagglutinating activity against both human and animal erythroc ... | 2011 | 21728991 |
| Genetic relationship between Trichophyton mentagrophytes var. interdigitale and Arthroderma vanbreuseghemii. | Thirty-nine Arthroderma vanbreuseghemii isolates identified by mating behavior were assayed to determine their ribosomal RNA gene internal transcribed spacer (ITS) region genotypes. Twenty-two isolates of mating type (+) and 4 of (-) showed the genotype of Trichophyton mentagrophytes var. interdigitale, 9 isolates of mating type (+) and 4 of (-) showed the genotype of A. vanbreuseghemii. Nine of 14 isolates with granular or asteroid colony morphology showed the genotype of T. mentagrophytes var. ... | 2011 | 21891984 |
| Onychomycosis: Diagnosis and management. | Onychomycosis is a common nail ailment associated with significant physical and psychological morbidity. Increased prevalence in the recent years is attributed to enhanced longevity, comorbid conditions such as diabetes, avid sports participation, and emergence of HIV. Dermatophytes are the most commonly implicated etiologic agents, particularly Trichophyton rubrum and Trichophyton mentagrophytes var. interdigitale, followed by Candida species and non dermatophytic molds (NDMs). Several clinical ... | 2011 | 22016272 |
| rapid real-time diagnostic pcr for trichophyton rubrum and trichophyton mentagrophytes in patients with tinea unguium and tinea pedis using specific fluorescent probes. | trichophyton rubrum and trichophyton mentagrophytes human-type (synonym, trichophyton interdigitale (anthropophilic)) are major causative pathogens of tinea unguium. for suitable diagnosis and treatment, rapid and accurate identification of etiologic agents in clinical samples using reliable molecular based method is required. | 2012 | 23287391 |
| kerion and tinea corporis caused by rabbit-derived trichophyton interdigitale in three siblings and one consulting doctor using β-tubulin gene to identify the pathogen. | trichophyton interdigitale is generally deemed as an anamorph of arthroderma vanbreuseghemii based on internal transcribed spacer (its) sequencing, but recently their anamorph/teleomorph connection should be cautioned based on β-tubulin phylogeny. we report three siblings and one consulting doctor who developed kerion and tinea corporis after contact with domestic rabbits. seven same strains were isolated from four patients and three regions of a sick rabbit. the its and d1/d2 sequences of our i ... | 2016 | 27115611 |
| sequence-based identification of a zoophilic strain of trichophyton interdigitale in a rare case of tinea blepharo-ciliaris associated with tinea barbae. | impaired hair at blepharo-ciliaris area by dermatophytes is a rare clinical entity. this infection is often misdiagnosed or underdiagnosed, being mistakenly referred to as an infection of bacterial origin. herein, we present a rare case of tinea blepharo-ciliaris associated with tinea barbae in an adult male. considering the two lesions of the patient, mycological examination was performed by phenotypic methods, including environmental electronic scanning microscopy. trichophyton interdigitale z ... | 2015 | 26162645 |
| which fungus originally was trichophyton mentagrophytes? historical review and illustration by a clinical case. | several dermatophytes producing numerous pyriform or round microconidia were called trichophyton mentagrophytes. among these dermatophytes are the teleomorph species arthroderma benhamiae, arthroderma vanbreuseghemii and arthroderma simii, and other species such as trichophyton interdigitale, trichophyton erinacei and trichophyton quinckeanum for which only the anamorph is known. confusion exists about which fungus should be really called t. mentagrophytes and about the rational use of this name ... | 2015 | 25912796 |
| impetigo-like tinea faciei around the nostrils caused by arthroderma vanbreuseghemii identified using polymerase chain reaction-based sequencing of crusts. | we report a case of arthroderma vanbreuseghemii (a teleomorph of trichophyton interdigitale) infection around the nostrils in a 3-year-old girl. the culture was negative, so the pathogenic agent was identified using polymerase chain reaction-based sequencing of the crusts taken from the lesion on the nostril. treatment with oral itraconazole and topical 1% naftifine/0.25% ketoconazole cream after a topical wash with ketoconazole shampoo was effective. | 2014 | 23278484 |
| causative agents of onychomycosis: a 7-year study. | onychomycosis is principally caused by dermatophyte species, but nondermatophyte molds and yeasts have also been involved, causing different clinical manifestations. the aim of this investigation is to determine the clinicomycological and epidemiological profile of the etiologic agents of onychomycosis. | 2016 | 27790797 |
| synthesis and antifungal screening of 2-{[1-(5-alkyl/arylalkylpyrazin-2-yl)ethylidene]hydrazono}-1,3-thiazolidin-4-ones. | two novel thiosemicarbazones and eight novel 2-{[1-(5-alkyl/arylalkylpyrazin-2-yl)ethylidene]hydrazono}-1,3-thiazolidin-4-ones were prepared and tested against a panel of eight fungal strains-candida albicans atcc 44859, candida tropicalis 156, candida krusei e 28, candida glabrata 20/i, trichosporon asahii 1188, aspergillus fumigatus 231, lichtheimia corymbifera 272, and trichophyton interdigitale 445. 1,3-thiazolidin-4-ones exhibited activity against all strains, the most potent derivative was ... | 2016 | 27886119 |
| first autochthonous coinfected anthrax in an immunocompetent patient. | cutaneous anthrax has a mortality rate of 20% if no antibacterial treatment is applied. the clinical manifestations of cutaneous anthrax are obviously striking, but coinfection may produce atypical lesions and mask the clinical manifestations and proper laboratory diagnosis. anthrax is known to be more common in the middle east and iran is one of the countries in which the zoonotic form of anthrax may still be encountered. we report a case of a 19-years-old male who used to apply venetian ceruse ... | 2015 | 26451148 |
| fungal interdigital tinea pedis in dakar (senegal). | fungal interdigital tinea pedis (fitp) is the most frequent dermatomycosis in industrial countries. in african tropics, it's a rare motive of consultation and is discovered while complicated. the aims of this article were: to determine the frequency of interdigital tinea pedis among overall mycological analysis in our laboratory; to study epidemiological, clinical and mycological aspects of fitp in outpatients attending the le dantec mycology laboratory in dakar. a total of 62 males (60%) and 42 ... | 2016 | 27184614 |
| [mycological diagnosis of onychomycosis]. | onychomycosis represents about 50% of ungueal pathology. dermatophytes (especially trichophyton rubrum and trichophyton interdigitale) are the main species involved in tinea pedis. yeasts of the candida (candida albicans, candida parapsilosis,...) genus are predominant on hands and very often associated with ungueal disease and perionyxis. fungi other than the classic dermatophytes and yeasts can be rarely isolated from nail diseases. among them, species belonging to scopulariopsis, aspergillus ... | 2014 | 25458363 |
| the improvement of the resistance to candida albicans and trichophyton interdigitale of some woven fabrics based on cotton. | this paper presents the improvement of the antimicrobial character of woven fabrics based on cotton. the woven fabrics were cleaned in oxygen plasma and treated by padding with silver chloride and titanium dioxide particles. the existence of silver and titanium on woven fabrics was evidenced by electronic microscope images (sem, edax) and by flame atomic absorption spectrophotometry. the antimicrobial tests were performed with two fungi: candida albicans and trichophyton interdigitale. the obtai ... | 2014 | 25276112 |
| [mycological profile of onychomycosis in dakar (senegal)]. | onychomycosis are a mycose of nail due to fungi. according to published data, they stands for half of all nail abnormalities. this survey was carried out to determine the frequency and the fungi involved in onychomycosis in dakar. | 2014 | 24631372 |
| novel halogenated pyrazine-based chalcones as potential antimicrobial drugs. | chalcones, i.e., compounds with the chemical pattern of 1,3-diphenylprop-2-en-1-ones, exert a wide range of bio-activities, e.g., antioxidant, anti-inflammatory, anticancer, anti-infective etc. our research group has been focused on pyrazine analogues of chalcones; several series have been synthesized and tested in vitro on antifungal and antimycobacterial activity. the highest potency was exhibited by derivatives with electron withdrawing groups (ewg) in positions 2 and 4 of the ring b. as halo ... | 2016 | 27801810 |
| [dermatomycoses due to pets and farm animals : neglected infections?]. | dermatomycoses due to contact with pets and livestock frequently affect children and young adults. zoophilic dermatophytes are the main important causative agents. it has long been known that the often high inflammatory dermatophytoses of the skin and the scalp are caused mostly by microsporum canis. due to an absence of an obligation for reporting fungal infections of the skin to the public health office in germany, an unnoticed but significant change in responsible pathogens has occurred. toda ... | 2012 | 23114507 |
| enzymatic and non-enzymatic virulence activities of dermatophytes on solid media. | dermatophytes are keratinophilic fungi causing superficial cutaneous infections that account 20-25% of the global population. as per literature search, there is a dearth in the study on virulence factors of dermatophytes from the indian sub-continent and moreover the association of the virulence factors and the host tissue in vitro helps in understanding the host-pathogen interaction. | 2017 | 28384862 |
| inhibition of dermatophytes by photodynamic treatment with curcumin. | treatment of dermatophytoses with currently available antimycotic agents is often tedious and sometimes unsatisfactory. a search for better therapeutic methods-ideally with an immediate fungicidal effect-has, among others, lead to photodynamic procedures as a promising alternative, and recently curcumin was found to be a suitable agent for this application. in this study the effect of photodynamic treatment with curcumin on dermatophytes was tested in vitro wells of microtiter plates were filled ... | 2017 | 28053148 |
| the changing face of dermatophytic infections worldwide. | dermatophytes evolve along with the geography and socioeconomic conditions. epidermophyton floccosum, microsporum audouinii and trichophyton schoenleinii acted as the major pathogens of superficial fungal diseases 100 years ago, but their frequency decreased dramatically since the middle of the twentieth century and they are limited to some less-developed countries nowadays; meanwhile, frequency of trichophyton rubrum, trichophyton interdigitale, trichophyton tonsurans and microsporum canis incr ... | 2017 | 27783316 |
| characterization of clinically important dermatophytes in north of iran using pcr-rflp on its region. | dermatophytosis is considered as one of the major public health problems in the world. accurate identification of the dermatophytes species is important for recognition of the environment and animal sources of infection. in this survey, 1500 clinical specimens taken from outpatients suspected of dermatophytosis and they were examined by direct microscopy and culture. | 2016 | 27496524 |
| epidemiological aspects of dermatophytosis in khuzestan, southwestern iran, an update. | dermatophytosis is among the most common superficial mycoses in iran. the purpose of this report was to update the clinical and mycological features of human dermatophytosis in the khuzestan, southwestern iran. in the framework of a one-year survey, a total of 4120 skin, hair and nail samples obtained from the outpatients with symptoms suggestive of tinea were analyzed by using direct microscopy, culture and molecular identification methods. strains isolated from cultures were subjected to ampli ... | 2016 | 26886443 |
| phylogenetic analysis of dermatophyte species using dna sequence polymorphism in calmodulin gene. | use of phylogenetic species concepts based on rdna internal transcribe spacer (its) regions have improved the taxonomy of dermatophyte species; however, confirmation and refinement using other genes are needed. since the calmodulin gene has not been systematically used in dermatophyte taxonomy, we evaluated its intra- and interspecies sequence variation as well as its application in identification, phylogenetic analysis, and taxonomy of 202 strains of 29 dermatophyte species. a set of primers wa ... | 2016 | 26868901 |
| species identification of dermatophytes in paraffin-embedded biopsies with a new polymerase chain reaction assay targeting the internal transcribed spacer 2 region and comparison with histopathological features. | dermatophytosis is a very common skin infection with a broad clinical spectrum. biopsies are often used to confirm the diagnosis, especially when the clinical presentation is unusual. not uncommonly, organisms are hard to find even with periodic acid-schiff stains. polymerase chain reaction (pcr) for dermatophytes can be used in such cases. | 2016 | 26556042 |
| detection of common dermatophytes in clinical specimens using a simple quantitative real-time taqman polymerase chain reaction assay. | dermatophytes are common fungal pathogens causing mostly superficial infections in humans with a high prevalence worldwide. traditional detection techniques are time-consuming and insensitive, whereas molecular detection methods have proved to be much more rapid and sensitive. | 2016 | 26406273 |
| molecular characterization and in vitro antifungal susceptibility of 316 clinical isolates of dermatophytes in iran. | dermatophytosis is a common mycotic infection of the skin, nail, and hair, associated with major public health concern worldwide. various species of dermatophytes show significant differences in susceptibility to antifungals. here, we present the antifungal susceptibility of a large collection of molecularly identified dermatophyte isolates obtained from tropical region of south of iran. a total of 9485 patients clinically suspected to have cutaneous fungal infections were examined. dermatophyto ... | 2016 | 26369643 |
| dermatophytosis: a 16-year retrospective study in a metropolitan area in southern brazil. | dermatophytoses are considered a public health problem. the objectives of this study were to determine the evolution of their prevalence in the metropolitan area of porto alegre, brazil, and to analyze the dermatophyte species distribution according to body site and demographic characteristics of the patients. | 2015 | 26322879 |