Publications
Title | Abstract | Year(sorted ascending) Filter | PMID Filter |
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unravelling the impact of lignin on cell wall mechanics - a comprehensive study on young poplar trees downregulated for cinnamyl alcohol dehyrogenase (cad). | lignin engineering is a promising tool to reduce the energy input and the need of chemical pre-treatments for the efficient conversion of plant biomass into fermentable sugars for downstream applications. at the same time, lignin engineering can offer new insight into structure-function relationships of plant cell walls by combined mechanical, structural and chemical analyses. here, such a comprehensive approach was applied on poplar trees (populus tremula x populus alba) downregulated for cinna ... | 0 | 28440915 |
oral bacterial acid-base metabolism in caries screening: a proof-of-concept study. | the objective of this cross-sectional study was to clinically validate an array of biochemical tests for oral acid/alkali generation as caries screening instruments. 185 adult subjects (mean 33.6±10.6 years) were examined clinically for dental caries using the icdas criteria. bitewing radiographs were used to confirm interproximal surfaces of posterior teeth. for the purposes of this study, subjects were classified as "caries-active" if they had at least one untreated caries lesion with icdas 4 ... | 0 | 28435894 |
corynebacterium defluvii sp. nov., isolated from sewage. | a gram-positive, aerobic, non-motile, rod-shapeds, catalase-positive, and oxidase-negative strain, designated y49(t), was isolated from sewage collected from jilin agricultural university, china. it grew at 20-40°c (optimum at 30°c), at ph 6.0-8.0 (optimum at 7.0) and at 0-1.0% sodium chloride (optimum at 0%). the major isoprenoid quinone was menaquinone-8 (mk-8) and the polar lipids were diphosphatidylglycerol, phosphatidylglycerol, phosphatidylmethylethanolamine, four unidentified lipids, and ... | 0 | 28429167 |
amphibiophilus mooiensis n. sp. (nematoda: amphibiophilidae), a parasite of amietia delalandii (duméril & bibron) (amphibia: pyxicephalidae) from south africa. | four species of the genus amphibiophilus skrjabin, 1916 from pyxycephalid frogs in southern and central africa are currently recognised as valid. several specimens of amphibiophilus were found in material from the common river frog, amietia delalandii (duméril & bibron) (amphibia: pyxicephalidae), collected in potchefstroom (north-west province, south africa). these specimens clearly differ from all previously known species by the shape of the distal end of the spicule, the shape of the gubernac ... | 0 | 29210016 |
preliminary description of a new squirrel from minnesota (sciurus carolinensis hypophaeus sp. nov.). | 1886 | 17734895 | |
preliminary description of a new species of aplodontia (a. major sp. nov., 'california show'tl,' 'mountain beaver'). | 1886 | 17817328 | |
diagnosis of a new species of thrush (turdus celaenops sp. nov.) from japan. | 1887 | 17753677 | |
antipyrin and sp. eth. nitrosi. | 1891 | 29000755 | |
antipyrin and sp. eth. netrosi. | 1892 | 28999976 | |
lateral line organs in eunice auriculata n. sp. | 1900 | 17841902 | |
spirochaetosis of mice due to spirochaeta muris n.sp. in the blood. | 1906 | 20474291 | |
an extracellular coccidium, cryptosporidium muris (gen. et sp. nov.), of the gastric glands of the common mouse. | 1910 | 19971982 | |
trypanoplasma ranae n. sp. and its life-cycle in cultures. | 1910 | 19971975 | |
webber's "brown fungus" of the citrus whitefly (aegerita webberi n. sp.). | 1910 | 17787187 | |
on the metamorphosis of an amoeligba, vahlkampfia sp., into flagellates and vice versa. | 1913 | 17772954 | |
note on amoeligba clavellinae nov. sp. | 1915 | 17741729 | |
on a five flagellate trichomonas (n. sp.) parasitic in man. | 1915 | 29007011 | |
a fatal disease of the japanese waltzing mouse caused by a spore-bearing bacillus (bacillus piliformis, n. sp.). | 1917 | 19972402 | |
spirochaeta morsus muris, n.sp., the cause of rat-bite fever : second paper. | 1. since our first report on the discovery of the cause of rat-bite fever, we have been able to prove the existence of the same spirochete in five out of six more cases which have come under our observation. 2. the clinical symptoms of rat-bite fever are inflammation of the bitten parts, paroxysms of fever of the relapsing type, swelling of the lymph glands, and eruption of the skin, all occurring after an incubation period usually of from 10 to 22 days, or longer. 3. our spirochete is present i ... | 1917 | 19868077 |
on the nymph and prosopon of the tsutsugamushi, leptotrombidium akamushi, n. sp. (trombidium akamushi brumpt), carrier of the tsutsugamushi disease. | nomenclature. as mentioned above, the prosopon and the nymph of the tsutsugamushi have many characteristics which distinguish it from the other trombidia. these are the pale color and small size of the body, delicacy of the skin, the conspicuous constriction between the cephalothoracic region and the abdomen, rudimentary eyes and tracheal openings, absence of tracheal capillaries, etc. the fact that the thumb or the appendage of the palpus does not start from the side of the fourth joint of the ... | 1917 | 19868085 |
some morphological and biological characters of the spirilla (vibrio fetus, n. sp.) associated with disease of the fetal membranes in cattle. | twenty-two fetal and two calf strains of spirilla have been studied chiefly with regard to the problem of identity. twenty-one fetal strains are probably specifically the same. one fetal strain differs slightly from these, but in its agglutination affinities it belongs to the same group. of two strains isolated from calves one has definite agglutination relations with the fetal strains, the other none. in the morphological and biological characters so far investigated all the strains agree close ... | 1919 | 19868360 |
amoebae of the caeca of the common fowl and of the turkey.-entamoeba gallinarum, sp. n., and pygolimax gregariniformis, gen. et spec. nov. | 1920 | 19972500 | |
a bacterial wilt of the bean caused by bacterium flaccumfaciens nov. sp. | 1922 | 17758388 | |
the distribution of rickettsia in the tissues of insects and arachnids. | in the absence of a satisfactory definition of rickettsia the observations herein recorded were arbitrarily limited to bacterium-like organisms which are intracellular and gram-negative. rickettsia of this type were found in the following species: amblyomma americana, amblyomma hebraeum, boophilus decoloratus, atomus sp., casinaria infesta, chrysopa oculata, ctenocephalus canis, dermacentor variabilis, lepisma saccharina, lucoppia curviseta, margaropus annulatus, margaropus annulatus australis, ... | 1923 | 19868737 |
studies on the etiology of heartwater : i. observation of a rickettsia, rickettsia ruminantium (n. sp.), in the tissues of infected animals. | a gram-negative, intracellular, coccus-like microorganism was found in cases of heartwater in the three species which are susceptible to the disease; namely, goats, sheep, and cattle. it was absent in the case of control animals, both normal ones and those dying of some. other diseases. the presence of this microorganism was definitely related to the febrile reaction. it was most easily detected in the renal glomeruli and in the small capillaries of the cerebral cortex but probably occurred thro ... | 1925 | 19869049 |
studies on the etiology of heartwater : ii. rickettsia ruminantium (n. sp.) in the tissues of ticks transmitting the disease. | the evidence offered in the first of these studies indicative of a causative relationship between rickettsia ruminantium and heartwater is supplemented by the following observations concerning the ticks which carry the disease. when larvae, which had taken no food since hatching, were allowed to feed upon cases of heartwater, they acquired rickettsioe which appeared to be identical with those in the tissues of animals suffering from heartwater, whereas control larvae hatched from eggs deposited ... | 1925 | 19869050 |
symbiosis between chlorella sp. and azotobacter chroococcum and nitrogen fixation. | 1925 | 19872152 | |
the effect of the h ion concentration on the availability of iron for chlorella sp. | the data obtained in these experiments indicate clearly that unless the necessary precautions are taken to keep the iron of the culture medium in solution the results obtained by varying the h ion concentration will not represent the true effect of this factor on growth. the availability of iron in nutrient solutions has been the subject of numerous recent investigations and it is now known that iron is precipitated at the lower hydrogen ion concentrations, that the iron of certain iron salts is ... | 1925 | 19872244 |
synthesis of vitamin a by a fresh-water alga, chlorella (sp.?). | 1925 | 16743493 | |
eimeria butkai n. sp., a new coccidian from man. | 1926 | 18739943 | |
cultivation of rickettsia-like microorganisms from the rocky mountain spotted fever tick, dermacentor andersoni. | a systematic study of 74 ticks, the infectivity or non-infectivity of which was determined by biting experiments, inoculation of emulsions, and specific immunity tests, showed the presence in some instances of several types of microorganisms morphologically resembling the inciting microorganism of spotted fever. the most frequently isolated was b. rickettsiformis, n. sp., those less commonly encountered were b. pseudoxerosis, n. sp., and b. equidistans, n. sp. these organisms are non-pathogenic ... | 1926 | 19869142 |
comparative studies of herpetomonads and leishmanias : i. cultivation of herpetomonads from insects and plants. | nine strains of herpetomonads have been isolated in pure culture from eight varieties of insects, and three strains from two species of plants. four of the cultures were derived from latex-feeding insects (oncopeltus fasciatus, oncopeltus sp. ?, lygaeus kalmii) and three from latex plants (asclepias syriaca, asclepias nivea), two from mosquitoes (culex pipiens and anopheles quadrimaculatus), one from the house fly (musca domestica), and two from bluebottle flies. in addition impure cultures have ... | 1926 | 19869186 |
comparative studies of herpetomonads and leishmanias : ii. differentiation of the organisms by serological reactions and fermentation tests. | serological reactions and fermentation tests have been employed in the present investigation as a means of differentiating various strains of herpetomonads from one another as well as from leishmanias. the twelve strains of herpetomonads isolated from insects and plants all proved to be serologically unrelated to any of the leishmanias, and were distinguishable from them by the manner in which they affected various carbohydrates. three of the strains of herpetomonads tested had been isolated fro ... | 1926 | 19869187 |
"pink-root" of onions caused by phoma sp. | 1926 | 17747600 | |
a filterable yeast-like microorganism (schizosaccharomyces filtrans, n. sp.). | a microorganism cultivated in the course of experiments with the virus of hog cholera shows the following points of interest. it is pleomorphic in extreme degree. among the forms are coccoid and bacillary bodies at the lower limits of visibility. the culture can be completely regenerated after filtration through some berkefeld n filters although these retain bacillus abortus (bang). the culture is carried forward by multiplication of forms of easy visibility (1.5micro). associated with these at ... | 1927 | 19869251 |
the influence of heating the immunization material upon the antibody-invoking effectiveness of the type-specific and species-specific antigens of type ii pneumococcus cells. | this paper presents an experimental comparison of the effect of heating of the immunization material upon the antibody-invoking effectiveness of the type-specific (sp) and species-specific (p) antigens of type ii pneumococci. heating of the pneumococcus suspension (vaccine) invariably decreased the production of species-specific antibodies (anti-p) without a comparable effect upon the production of type-specific antibodies (anti-s). for diagnostic typing purposes, the ideal antipneumococcus seru ... | 1928 | 19869393 |
etiology of oroya fever : ix. bacterium peruvianum, n. sp., a secondary invader of the lesions of verruga peruana. | a minute, pleomorphic, motile, gram-negative bacterium has been isolated from two specimens of nodular tissue from human verruga. in films and sections of the original tissues the organism in question is difficult to distinguish from bartonella bacilliformis, with which it was associated, and even in pure culture it has a number of properties in common with that parasite. no sugars are fermented by it, it is an obligate aerobe, the optimum temperature for its growth is 25 degrees c., and it has ... | 1928 | 19869395 |
etiology of oroya fever : xi. comparison of bartonella bacilliformis and bartonella muris. cultivation of bacterium murium, n. sp. | bartonella muris appeared in the blood of all white rats, wild rats, chinese hamster, and mice, from which the spleen was removed, but did not appear in that of splenectomized monkeys, rabbits, or guinea pigs. it has not been possible to transmit b. muris to normal rats, monkeys, rabbits, or guinea pigs, by intraperitoneal, intradermal, or intravenous injection of blood containing b. muris from splenectomized rats. in two instances an acute orchitis was induced in normal rats by injection direct ... | 1928 | 19869409 |
the morphology of haemoproteus lophortyx sp. nov. | 1929 | 17800195 | |
cephenomyia sp. killing deer. | 1929 | 17791948 | |
the chemical aspect of the destruction of oak wood by powder post and death watch beetles-lyctus spp. and xestobium sp. | 1929 | 16744319 | |
on the isolation, cultivation and classification of the so-called intracellular "symbiont" or "rickettsia" of periplaneta americana. | in periplaneta americana, the large american roach, bacteriocytes are found in both sexes. these bacteriocytes are scattered throughout the fat tissue and their cytoplasm is filled with microorganisms. evidence is presented to show that the intracellular forms are diphtheroidal bacilli. these diphtheroids are transmitted from one generation to another through the ova. a method is described whereby tissues, free from contaminants, may be obtained from periplaneta. a medium and a new method, the " ... | 1930 | 19869679 |
cultivation and classification of "bacteroides," "symbionts," or "rickettsiae" of blattella germanica. | in blattella germanica, the german roach or "croton bug," bacteriocytes are found in all individuals of both sexes. these bacteriocytes are scattered throughout the fat tissue and their cytoplasm is filled with microorganisms. evidence is presented to show that the intracellular parasites are diphtheroidal bacilli. these diphtheroids are transmitted from one generation to another through the ova. by using a technic previously described, the intracellular parasites were isolated and cultivated fr ... | 1930 | 19869736 |
the necessity and function of manganese in the growth of chlorella sp. | 1930 | 17756374 | |
alaria mustelae sp. nov., a trematode requiring four hosts. | 1931 | 17798866 | |
vibrios (vibrio jejuni, n.sp.) associated with intestinal disorders of cows and calves. | a number of vibrios obtained from the small intestines of calves fed feces from spontaneous diarrhea in cows, natural intestinal disorders of calves, experimentally induced infections of calves, and cultures obtained from dr. theobald smith have been studied. from the close morphological resemblance, similarities in motility, position and number of flagella, tinctorial properties, and the tendency to fragmentation in older cultures, as well as the narrow nutritive requirements, we are led to reg ... | 1931 | 19869887 |
isolation and study of an apparently widespread cellulose-fermenting anaerobe, cl. cellulosolvens (n. sp.?). | 1931 | 16559477 | |
actinomycotic lesions of the skin of the hands and feet due to actinomyces keratolytica, n. sp. | 1931 | 29009965 | |
spirella sp.? isolated from the guinea pig. | 1932 | 16559547 | |
achromobacter ichthyodermis, n. sp., the etiological agent of an infectious dermatitis of certain marine fishes. | 1934 | 16587855 | |
studies on the etiology of spontaneous conjunctival folliculosis of rabbits : ii. bacteriological investigations. | before summarizing the experimental results presented herewith, a brief review is indicated of our study on follicular conjunctivitides existing in the different species of animals thus far examined. spontaneous follicular conjunctivitis of monkeys and chimpanzees, which resembles the early, or follicular, stages of human trachoma, has been shown to be an infectious disease, and to arise from the action of a bacterium and not an ultramicroscopic virus (2, 10). a new species of organism, designat ... | 1934 | 19870308 |
fusarium bactridioides sp. nov., associated with cronartium. | 1934 | 17816658 | |
the pathogenicity of tanganyika strains of brucella abortus and br. melitensis for a local species of monkey (cercopithicus sp.). | 1936 | 20475309 | |
further studies of the carotenoids of two pacific marine fishes, fundulus parvipinnis and hypsypops rubicunda, and of a marine annelid, thoracophelia sp. | 1936 | 16588045 | |
a contagious tumor-like condition in the lizard (anolis equestris) as induced by a new bacterial species, serratia anolium (sp. n.). | 1937 | 16560005 | |
on the variation of the specific phase of salmonella amersfoort (n.sp.). | 1937 | 20475404 | |
action of ultraviolet light on spores and vegetative forms of b. megatherium sp. | spores and vegetative forms of a strain of b. megatherium were irradiated by ultraviolet light of the wave lengths 2536 a, 2803 a, and 3132 a. the killing rate of both bacteria and spores is exponential, in agreement with irradiation results on other bacteria. twice as much incident energy is needed to kill the spores as the vegetative forms (50 per cent death). the absorbed energy per bacterium for 50 per cent killing has been calculated on the assumption that the absorption of the vegetative c ... | 1937 | 19873013 |
mitosis-like activity in bacillus sp. a : preliminary report. | 1938 | 16560107 | |
pullulomyxa botrytis n. sp. | 1939 | 16560256 | |
the pigment-protein compound in photosynthetic bacteria : ii. the absorption curves of photosynthin from several species of bacteria. | absorption curves have been obtained in the spectral region of 450 to 900 mmicro for the water soluble cell juice of four species of photosynthetic bacteria, spirillum rubrum (strain s1), rhodovibrio sp. (strain gaffron), phaeomonas sp. (strain delft), and streptococcus varians (strains c11 and orig.). these curves all show maxima at 790 and 590 mmicro due to bacteriochlorophyll, whose highest band, however, occurs at 875, 855, or 840 mmicro depending on the species. the bacteria that appear red ... | 1940 | 19873170 |
studies on the chlorophylls and photosynthesis of thermal algae from yellowstone national park, california, and nevada. | 1. myxophyceae normally growing at 65 degrees c. evolved oxygen upon irradiation and showed evidence of retaining the power to carry on the process of photosynthesis at 20 degrees c. this indicates that extra thermal energy is not essential for photosynthesis at least over a short period of time. 2. chlorophyll a and b found in several species of myxophyceae growing in waters ranging in temperature from 37-72 degrees c. are essentially the same as found in plants growing all over the world. cert ... | 1940 | 19873181 |
the morphology and cytology of myxococcus xanthus, n. sp. | 1941 | 16560449 | |
studies in the physiology of fusaria. the respiratory and fermentative mechanisms. | 1.fusarium tricothecoides was selected for a study of the respiratory and fermentative activities of fusaria. "resting cell" suspensions were investigated by the barcroft manometric technique. 2. the results of the investigation indicate clearly that the mechanism of endogenous metabolism (respiration) is distinct from the exogenous mechanism (fermentation). anaerobically no significant co(2) production is apparent without added substrate. in the presence of glucose the anaerobic co(2) evolution ... | 1941 | 19873241 |
on a plasmodium sp. of the malay chestnut-bellied munia [munia atricapilla atricapilla (vieill.)]. | 1941 | 29013657 | |
studies in the biochemistry of micro-organisms: fumaryl-dl-alanine (fumaromono-dl-alanide), a metabolic product of penicillium resticulosum sp.nov. | 1942 | 16747516 | |
spirillum minus infection acquired from an indian squirrel (sciurus sp.). | 1942 | 29012662 | |
a note on a new strain of actinomyces (actinomyces mucosus n. sp. basu) obtained by blood culture from a case of bronchial (?) actinomycosis with metastases. | 1943 | 29012343 | |
the cultivation of chlorella sp. | 1944 | 16653920 | |
a remarkable fission yeast, schizosaccharomyces versatilis nov. sp. | 1945 | 16561035 | |
notatin: an anti-bacterial glucose-aerodehydrogenase from penicillium notatum westling and penicillium resticulosum sp. nov. | 1945 | 16747849 | |
[on the possibility of the transmission by lice of the spirochetes of tick recurrent fever spirochaeta uzbekistanica (sp. sogdianum)]. | 1945 | 20280628 | |
studies on cestodes of the genus triaenophorus from fish of lesser slave lake, alberta; description and life history of triaenophorus stizostedionis n. sp. | 1945 | 21005537 | |
a remarkable fission yeast, schizosaccharomyces versatilis nov. sp. | 1945 | 21012660 | |
dermadena lactophrysi n. gen., n. sp. (trematoda: lepocreadiidae) and consideration of the related genus pseudo or eadium. | 1945 | 21013420 | |
an infectious enteritis of young turkeys associated with cochlosoma sp. | 1945 | 21009492 | |
macravestibulum kepneri n. sp.; a morphological and cytological study of a pronocephalid trematode. | 1945 | 21003390 | |
a new endoparasitic mollusc parenteroxenos dogieli,nov.gen.,nov.sp. | 1945 | 21026745 | |
studies on cellulose fermentation: ii. an anaerobic cellulose-decomposing actinomycete, micromonospora propionici, n. sp. | 1946 | 16561057 | |
studies on cellulose fermentation; an anaerobic cellulose-decomposing actinomycete, micromonospora propionici, n. sp. | 1946 | 21014233 | |
studies on ciliates of the family ancistrocomidae chatton and lwoff (order holotricha, suborder thigmotricha) hypocomina tegularum sp. nov. and crebricoma gen. nov. | 1946 | 21014273 | |
plasmodium lacertiliae n. sp., and other saurian blood parasites from the new guinea area. | 1946 | 21022156 | |
the genus aelurostrongylus cameron, 1927 (nematoda: metastrongylidae), and its relatives; with descriptions of parafilaroides, gen. nov., and angiostrongylus gubernaculatus, sp. nov. | 1946 | 21026155 | |
observations on dogielella renalis, n. sp. (astomata, ciliophora) from the renal organ of physella sp. | 1946 | 21027512 | |
studies on ciliates of the family ancistrocomidae chatton and lwoff (order holotricha, suborder thigmotricha) hypocomides mytili chatton and lwoff, hypocomides botulae sp. nov., hypocomides parva sp. nov., hypocomides kelliae sp. nov., and insignicoma venusta gen. nov., sp. nov. | 1946 | 20988205 | |
shigella sp. wakefield and its relations to shigella sp. sachs q454. | 1946 | 20988491 | |
growth inhibition of tubercle bacilli by fusariun, sp. | 1946 | 20281110 | |
studies on ciliates of the family ancistrocomidae chatton and lwoff (order holotricha suborder thigmotricha); ancistrocoma pelseneeri chatten and lwoff, ancistrocoma dissimilis sp. nov. and hypocomagalma pholadidis sp. nov. | 1946 | 20275343 | |
studies on ciliates of the family ancistrocomidae chatton and lwoff (order holotricha, suborder thigmotricha); heterocineta janickii jarocki, heterocineta goniobasidis sp. nov., heterocineta fluminicolae sp. nov., and enerthecoma properans jarocki. | 1946 | 20275344 | |
keratinophilic chytrids; rhizophydium keratinophilum n. sp., a saprophyte isolated on human hair, and its parasite, phlyctidium mycetophagum n. sp. | 1946 | 20280158 | |
occurrence of bact. alcaligenes sp. in duck eggs. | 1946 | 20291458 | |
a new nematode, longistriata caudabullata, n. sp. (nematoda: vianaiinae), from the short-tailed shrew, blarina brevicauda. | 1946 | 21026154 | |
alaria taxideae n. sp., from the badger and other mustelids. | 1946 | 21022144 | |
new pseudophyllidean cestodes from the great lakes region; diphyllobothrium oblongatum n. sp. from gulls. | 1946 | 21022142 | |
studies on the trematode family azygiidae; the morphology and life cycle of proterometra sagittaria n. sp. | 1946 | 21015612 | |
observations on a monocystid gregarine, apolocystic elongata n. sp., in the seminal vesicles of eisenia foetida (sav.). | 1946 | 21014252 | |
a new host for cybocephalus sp., a predator of diaspine coccidae. | 1946 | 20286302 | |
dominant lethals induced by x-rays in sperm of the wasp, melittobia sp.(c.). | 1946 | 20282300 | |
a histological study of syndisyrinx franciscanus, gen. et sp. nov., an endoparasitic rhabdocoel of the sea urchin, strongylocentrotus franciscanus. | 1946 | 20281575 | |
a new leech, piscicola salmositica n. sp. (piscicolidae), from steelhead trout (salmo gairdneri gairdneri richardson, 1838). | 1946 | 20277201 | |
notes on trombiculid mites with descriptions of walchiinae n. subf., speotrombicula n. g., and eutrombicula defecta n. sp. | 1946 | 20277195 |