Publications
| Title | Abstract | Year Filter | PMID(sorted descending) Filter |
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| a microsatellite analysis of five colonial spanish horse populations of the southeastern united states. | the domestic horse (equus caballus) was re-introduced to the americas by spanish explorers. although horses from other parts of europe were subsequently introduced, some new world populations maintain characteristics ascribed to their spanish heritage. the southeastern united states has a history of spanish invasion and settlement, and this influence on local feral horse populations includes two feral-recaptured breeds: the florida cracker and the marsh tacky, both of which are classified as col ... | 2012 | 22221025 |
| detection of anaplasma phagocytophilum in ixodid ticks from equine-inhabited sites in the southeastern united states. | abstract anaplasma phagocytophilum is a vector-borne, obligate intracellular bacterium that invades the neutrophils and eosinophils of infected individuals, causing granulocytic anaplasmosis. equine cases have previously been reported in the united states from california, florida, and connecticut, but limited surveillance studies in the southeast have been conducted. the objective of this study was to determine a. phagocytophilum prevalence in ixodes scapularis ticks at southeastern u.s. horse ... | 2012 | 22214269 |
| the ability of selected pupal parasitoids (hymenoptera: pteromalidae) to locate stable fly hosts in a soiled equine bedding substrate. | the ability of spalangia cameroni perkins, spalangia endius walker, and muscidifurax raptorellus kogan and legner to locate and attack stable fly hosts was evaluated under laboratory conditions. postfeeding third-instar stable fly larvae were released and allowed to pupate in two arena types: large 4.8 liter chambers containing a field-collected, soiled equine bedding substrate; or 120-ml plastic cups containing wood chips. at the time of fly pupariation, parasitoids were released and permitted ... | 2011 | 22182616 |
| Serological evidence of H3N8 canine influenza-like virus circulation in USA dogs prior to 2004. | H3N8 canine influenza virus (H3N8 CIV) was first reported as a novel canine respiratory pathogen in racing greyhounds and shelter dogs in the USA in 2004. Phylogenetic analyses determined that this host-adapted pathogen originated from interspecies transmission of an equine influenza virus (EIV), but it is unknown when the transmission occurred prior to discovery in 2004. The objective of this study was to determine if racing greyhound and shelter dog sera collected from 1984 to 2004 had serolog ... | 2011 | 22178358 |
| Seasonal abundance of stable flies and filth fly pupal parasitoids (Hymenoptera: Pteromalidae) at Florida equine facilities. | Beginning in November 2007 and continuing until December 2009, weekly stable fly, Stomoxys calcitrans (L.), surveillance was conducted at four equine facilities near Ocala, FL, by using alsynite sticky traps for adults and by searching immature developmental sites for pupae. Adult stable fly trap captures were highly variable throughout the year, ranging from 0 to 1,400 flies per trap per farm. The greatest adult stable fly activity was observed during the spring months of March and April, with ... | 2011 | 21735936 |
| phylogenetic analysis of eastern equine encephalitis virus isolates from florida. | abstract. florida has the highest degree of endemicity for eastern equine encephalitis virus (eeev) of any state in the united states and is the only state with year-round transmission of eeev. to further understand the viral population dynamics in florida, the genome sequence of six eeev isolates from central florida were determined. these data were used to identify the most polymorphic regions of the eeev genome from viruses isolated in florida. the sequence of these polymorphic regions was th ... | 2011 | 21540379 |
| clarification on language barriers during an outbreak investigation. | 2011 | 21462598 | |
| host blood meal identification by multiplex polymerase chain reaction for dispersal evidence of stable flies (diptera:muscidae) between livestock facilities. | a species-specific multiplex polymerase chain reaction targeting the cytochrome b gene of cattle, horses, humans, and dogs was developed to determine the blood meal sources of stable flies, stomoxys calcitrans (l.), collected from florida equine facilities. of 595 presumptive blood-fed stable flies analyzed, successful host amplification was obtained in 350, for a field host-detection efficiency of 58.8%. the majority of analyzed stable flies had fed on cattle (64.6%), followed by horses (24.3%) ... | 2011 | 21337948 |
| assessing permethrin resistance in the stable fly (diptera: muscidae) in florida by using laboratory selections and field evaluations. | insecticide resistance in the stable fly, stomoxys calcitrans (l.) (diptera: muscidae),has been demonstrated previously, but mostly with insecticides that are no longer used, such as the organochlorines. resistance to commonly used pyrethroids has been evaluated twice, but only in the midwestern united states. stable fly susceptibility to a commonly used pyrethroid, permethrin, was determined in florida to assess the possibility of resistance development. diagnostic concentration evaluations of ... | 2010 | 21309252 |
| high prevalence of eee in michigan. | 2010 | 21090150 | |
| infectivity and pathogenicity of canine h3n8 influenza a virus in horses. | equine h3n8 influenza a viruses (eivs) cause respiratory disease in horses and circulate among horses worldwide. in 2004, an outbreak of canine h3n8 influenza a virus (civ) occurred among dogs in florida and has spread among dogs in the united states (us). genetic analyses revealed that this civ is closely related to the recent eivs. although civ-infected dogs could be the source of h3n8 influenza a virus for horses, it remains unclear whether the civ circulating in the united states still maint ... | 2010 | 20958928 |
| microevolution of canine influenza virus in shelters and its molecular epidemiology in the united states. | canine influenza virus (civ) emerged around 2000 when an equine influenza virus (eiv) was transmitted to dogs in florida. after 2003, the canine virus was carried by infected greyhounds to various parts of the united states and then became established in several large animal shelters, where it has continued to circulate. to better understand the evolution of civ since its emergence, and particularly its microevolution in spatially restricted populations, we examined multiple gene segments of civ ... | 2010 | 20943966 |
| an epidemiologic study of anhidrosis in horses in florida. | objective-to estimate prevalence of and identify factors associated with anhidrosis in horses in florida. design-cross-sectional study and case-control study. animals-4,620 horses on 500 farms. procedures-a questionnaire was structured and mailed to farm owners or managers to obtain information related to diagnosis of anhidrosis in horses and exposure factors associated with this condition. the frequency of investigated farm- and animal-level factors was compared between farms and horses affecte ... | 2010 | 20470071 |
| health concerns of migrant backstretch workers at horse racetracks. | backstretch workers are part of an itinerant labor community that cares for horses at racetracks across the u.s. since the 1970s, this workforce has increasingly been composed of migrants, especially from mexico and guatemala. no studies have focused systematic attention on health concerns of this population and how illness is influenced by unique working and living conditions. | 2010 | 20453352 |
| environmental risk factors associated with west nile virus clinical disease in florida horses. | the objective of this study was to examine the extrinsic risk factors of west nile virus (wnv) clinical disease in florida horses as established from confirmed and negative horses tested within the state from 2001 to 2003. an arboviral case information form (acf) was submitted by a referring veterinarian at the time of testing to the florida department of agriculture and consumer services on every horse suspected of a viral encephalitis in florida. a follow-up survey that focused on arbovirus pr ... | 2009 | 19941601 |
| specialty licensure by credentials...beware the trojan horse! | 2009 | 19714910 | |
| prevalence of antibodies to west nile virus and other arboviruses among crested caracaras (caracara cheriway) in florida. | we documented the antibody prevalence to three arboviruses, st. louis encephalitis virus (slev), eastern equine encephalitis virus (eeev), and west nile virus (wnv), in crested caracaras (caracara cheriway; n = 80) in florida from 2007 to 2008. antibody prevalence to wnv was higher (9%) than for the other viruses. most seropositive birds were adults (< or =3 yr of age), with 55% of adults testing positive for antibodies to at least one virus. adults were significantly more likely to have antibod ... | 2009 | 19617494 |
| equestrian injuries in children. | equestrian activities are regarded by some as high-risk sports, and our recent experience suggested this to be true. we undertook this study to review our experience with pediatric equestrian injuries. | 2009 | 19159733 |
| influenza a virus (h3n8) in dogs with respiratory disease, florida. | in 2004, canine influenza virus subtype h3n8 emerged in greyhounds in the united states. subsequent serologic evidence indicated virus circulation in dog breeds other than greyhounds, but the virus had not been isolated from affected animals. in 2005, we conducted virologic investigation of 7 nongreyhound dogs that died from respiratory disease in florida and isolated influenza subtype h3n8 virus. antigenic and genetic analysis of a/canine/jacksonville/2005 (h3n8) and a/canine/miami/2005 (h3n8) ... | 2008 | 18507900 |
| venezuelan equine encephalitis virus infection of cotton rats. | venezuelan equine encephalitis virus (veev) is an emerging pathogen of equids and humans, but infection of its rodent reservoir hosts has received little study. to determine whether responses to infection vary among geographic populations, we inoculated 3 populations of cotton rats with 2 enzootic veev strains (co97-0054 [enzootic id subtype] and 68u201 [enzootic ie subtype]). the 3 populations were offspring from wild-caught cotton rats collected in a vee-enzootic area of south florida, usa; wi ... | 2007 | 17953085 |
| serologic evidence of widespread everglades virus activity in dogs, florida. | everglades virus (evev), an alphavirus in the venezuelan equine encephalitis complex, circulates among rodents and vector mosquitoes in florida and occasionally infects humans. it causes febrile disease, sometimes accompanied by neurologic manifestations. although previous surveys showed high seroprevalence in humans, evev infections may be underdiagnosed because the disease is not severe enough to warrant a clinic visit or the undifferentiated presentations complicate diagnosis. documented evev ... | 2006 | 17326938 |
| combined keratectomy, strontium-90 irradiation and permanent bulbar conjunctival grafts for corneolimbal squamous cell carcinomas in horses (1990-2002): 38 horses. | the purpose of this study was to evaluate the effectiveness of postoperative beta-irradiation with strontium-90 as an adjunctive treatment to superficial keratectomy and permanent bulbar conjunctival graft for removal of equine corneolimbal squamous cell carcinoma (scc), in decreasing recurrence rate. | 2007 | 17204126 |
| amniotic membrane transplantation for corneal surface reconstruction after excision of corneolimbal squamous cell carcinomas in nine horses. | the purpose of this study was to evaluate the usefulness and effectiveness of permanent amniotic membrane transplantation as an adjunctive treatment to superficial keratectomy alone or combined with strontium-90 irradiation for treatment of equine corneolimbal squamous cell carcinoma (scc) to decrease corneal scarring and recurrence rate. | 2006 | 17076873 |
| use of colonic luminal pressure to predict outcome after surgical treatment of strangulating large colon volvulus in horses. | to evaluate the relationship of colonic luminal pressure (clp) measurements to outcome in horses with large colon volvulus (lcv) after either manual correction or large colon resection and anastomosis (lcra). | 2006 | 16756616 |
| transmission of equine influenza virus to dogs. | molecular and antigenic analyses of three influenza viruses isolated from outbreaks of severe respiratory disease in racing greyhounds revealed that they are closely related to h3n8 equine influenza virus. phylogenetic analysis indicated that the canine influenza virus genomes form a monophyletic group, consistent with a single interspecies virus transfer. molecular changes in the hemagglutinin suggested adaptive evolution in the new host. the etiologic role of this virus in respiratory disease ... | 2005 | 16186182 |
| experimental everglades virus infection of cotton rats (sigmodon hispidus). | everglades virus (evev), an alphavirus in the venezuelan equine encephalitis (vee) serocomplex, circulates among rodents and vector mosquitoes and infects humans, causing a febrile disease sometimes accompanied by neurologic manifestations. evev circulates near metropolitan miami, which indicates the potential for substantial human disease, should outbreaks arise. we characterized evev infection of cotton rats in south florida, usa, to validate their role in enzootic transmission. to evaluate wh ... | 2004 | 15663857 |
| west nile virus activity--united states, october 20-26, 2004. | during october 20-26, a total of 80 cases of human west nile virus (wnv) illness were reported from 16 states (arizona, california, florida, iowa, kentucky, louisiana, michigan, mississippi, missouri, montana, nebraska, new york, ohio, south dakota, texas, and utah). | 2004 | 15514584 |
| prevalence of anthelmintic resistant cyathostomes on horse farms. | to determine prevalence of anthelmintic resistance in cyathostome nematodes of horses in the southern united states. | 2004 | 15485051 |
| west nile virus activity--united states, october 6-12, 2004. | during october 6-12, a total of 86 cases of human west nile virus (wnv) illness were reported from 18 states (arizona, florida, illinois, kansas, louisiana, michigan, minnesota, missouri, nevada, new jersey, new mexico, north dakota, ohio, oklahoma, pennsylvania, tennessee, texas, and utah). | 2004 | 15483530 |
| west nile virus activity--united states, september 29-october 5, 2004. | during september 29-october 5, a total of 81 cases of human west nile virus (wnv) illness were reported from 18 states (alabama, arizona, arkansas, california, florida, georgia, illinois, iowa, kansas, kentucky, minnesota, missouri, ohio, oklahoma, pennsylvania, south dakota, texas, and virginia). | 2004 | 15470326 |
| west nile virus activity--united states, september 15-21, 2004. | during september 15-21, a total of 218 cases of human west nile virus (wnv) illness were reported from 21 states (arizona, california, florida, illinois, indiana, kansas, maryland, michigan, minnesota, mississippi, missouri, nebraska, nevada, new mexico, north dakota, oklahoma, south dakota, texas, utah, wisconsin, and wyoming). | 2004 | 15385920 |
| west nile virus activity--united states, september 8-14, 2004. | during september 8-14, a total of 195 cases of human west nile virus (wnv) illness were reported from 26 states (alabama, arizona, arkansas, california, colorado, florida, georgia, idaho, illinois, iowa, kansas, maryland, minnesota, missouri, nebraska, nevada, new mexico, new york, north dakota, oklahoma, oregon, pennsylvania, south dakota, tennessee, texas, and wisconsin). | 2004 | 15371969 |
| west nile virus activity--united states, august 25-31, 2004. | during august 25-31, a total of 210 cases of human west nile virus (wnv) illness were reported from 14 states (arizona, california, florida, illinois, indiana, kansas, maryland, minnesota, montana, nevada, new mexico, north dakota, oklahoma, and pennsylvania). | 2004 | 15343148 |
| west nile virus activity--united states, august 18-24, 2004. | during august 18-24, a total of 154 cases of human west nile virus (wnv) illness were reported from 18 states (alabama, arizona, california, colorado, connecticut, florida, georgia, illinois, kentucky, minnesota, mississippi, missouri, nevada, new mexico, north carolina, south dakota, tennessee, and wisconsin). | 2004 | 15329654 |
| retrospective comparison of azithromycin, clarithromycin, and erythromycin for the treatment of foals with rhodococcus equi pneumonia. | the objective of this retrospective study was to compare the efficacy of azithromycin-rifampin, clarithromycin-rifampin, and erythromycin-rifampin for the treatment of pneumonia caused by rhodococcus equi in foals. eighty-one foals with naturally acquired pneumonia caused by r. equi were included in the study. information on age, sex, breed, physical examination findings, laboratory testing, and thoracic radiography was abstracted from each medical record. foals were divided in 3 groups based on ... | 2004 | 15320600 |
| west nile virus activity--united states, august 11-17, 2004. | during august 11-17, a total of 194 cases of human west nile virus (wnv) illness were reported from 17 states (alabama, arizona, california, colorado, florida, illinois, louisiana, maryland, minnesota, mississippi, missouri, new mexico, ohio, south dakota, texas, utah, and virginia). | 2004 | 15318160 |
| west nile virus activity--united states, august 4-10, 2004. | during august 4-10, a total of 89 cases of human west nile virus (wnv) illness were reported from 14 states (alabama, arizona, california, florida, illinois, kentucky, louisiana, minnesota, mississippi, missouri, new mexico, north dakota, south dakota, and wyoming). | 2004 | 15306758 |
| west nile virus activity--united states, july 28-august 3, 2004. | during july 28-august 3, a total of 141 cases of human west nile virus (wnv) illness were reported from 11 states (alabama, arizona, california, colorado, florida, illinois, nevada, new york, north dakota, south dakota, and texas). during 2004, a total of 20 states have reported a total of 406 cases of human wnv illness to cdc through arbonet. of these, 247 (61%) were reported from arizona. a total of 226 (57%) of the 406 cases occurred in males; the median age of patients was 51 years (range: 1 ... | 2004 | 15295314 |
| west nile virus activity--united states, july 21-27, 2004. | during july 21-27, a total of 83 cases of human west nile virus (wnv) illness were reported from 13 states (alabama, arizona, arkansas, california, colorado, florida, illinois, iowa, missouri, new mexico, ohio, pennsylvania, and south dakota). | 2004 | 15282450 |
| west nile virus activity--united states, july 14-20, 2004. | during the week of july 14-20, a total of 74 cases of human west nile virus (wnv) illness were reported from seven states (arizona, california, florida, new mexico, new york, south dakota, and texas). | 2004 | 15269701 |
| performance after partial arytenoidectomy without mucosal closure in 27 thoroughbred racehorses. | to examine the effect of partial arytenoidectomy without mucosal closure on postoperative racing performance and long-term complications in thoroughbred racehorses treated for laryngeal hemiplegia, arytenoid chondropathy, or failed laryngoplasty. | 2004 | 15230845 |
| west nile virus activity--united states, june 23-29, 2004. | as of june 29, eight states had reported a total of 57 human cases of west nile virus (wnv) illness to cdc through arbonet in 2004. a total of 38 cases had been reported from arizona, 10 from california, three from new mexico, two from florida, and one each from michigan, nebraska, south dakota, and wyoming. thirty-six (64%) of the cases occurred in males; the median age of patients was 53 years (range: 9-84 years), and dates of illness onset ranged from april 23 to june 15. of the 57 cases, one ... | 2004 | 15229416 |
| west nile virus activity--united states, june 16-22, 2004. | as of june 22, 2004, seven states reported a total of 32 human cases of west nile virus (wnv) illness to cdc through arbonet. twenty cases were reported from arizona, six cases from california, two cases from florida, and one case each from nebraska, new mexico, south dakota, and wyoming. twenty-three (72%) of the cases occurred in males; the median age of patients was 52 years (range: 9-78 years), and dates of illness onset ranged from may 8 to june 7. sixteen (50%) of the patients had neuroinv ... | 2004 | 15215743 |
| diagnostic contribution of thoracic ultrasonography in 17 foals with rhodococcus equi pneumonia. | the aim of this retrospective study was to determine the clinical usefulness of thoracic ultrasonography compared to thoracic radiography in evaluation of rhodococcus equi pneumonia. criteria for patient inclusion in this study were: (1) isolation of r. equi from transtracheal aspirate, (2) radiographic evaluation of the pulmonary parenchyma, and (3) sonographic evaluation of the pulmonary parenchyma. seventeen foals met this criteria and their medical records were reviewed. pyogranulomatous pne ... | 2004 | 15072151 |
| arboviral infection in two species of wild jays (aves: corvidae): evidence for population impacts. | we examined the prevalence of antibodies to three mosquito-borne arboviruses in blue jays, cyanocitta cristata, and florida scrub-jays, aphelocoma coerulescens, to identify the effects on host survival, the influence of sex and age on infection, and the temporal patterns of antibody prevalence. blood samples from 306 blue jays and 219 florida scrub-jays were collected at archbold biological station (lake placid, fl) from april 1994 through december 1995. sera were analyzed for hemagglutination-i ... | 2004 | 15061281 |
| alternate circulation of recent equine-2 influenza viruses (h3n8) from two distinct lineages in the united states. | phylogenetic and antigenic analyses indicate that recent circulating equine-2 influenza viruses in the united states have been alternating between two genetic and antigenic distinct lineages since 1996. the evolution rates for these two lineages, the kentucky and the florida lineage, are very similar. for the earlier isolates in the kentucky lineage, there are multiple and sequential nonsynonymous substitutions at antigenic sites b and d. however, there are no changes at any of these antigenic s ... | 2004 | 15019234 |
| diagnostic ultrasonography of equine lens and posterior segment abnormalities. | to define the indications for equine ocular ultrasonography and to provide representative ultrasonographic images of lens and posterior segment diseases. | 2004 | 14982592 |
| changes in antibiotic resistance in equine bacterial ulcerative keratitis (1991-2000): 65 horses. | to document changes in antibiotic resistance of organisms in cases of equine bacterial ulcerative keratitis over a 10-year time period. | 2003 | 14641828 |
| a comparison of equine piroplasmosis in south africa and the united states. | 1964 | 14231084 | |
| serological evidence of arbovirus infection in the seminole indians of southern florida. | a serological survey of the seminole indians in south florida for evidence of exposure to arbovirus infection indicated not only past infection with the recognized north american encephalitis viruses-a high incidence for st. louis encephalitis-but exposure to a bunyamwera group agent and to venezuelan equine encephalitis virus, activity of which had not been previously recognized north of panama. | 1964 | 14171866 |
| venezuelan equine encephalitis virus from south florida. | venezuelan equine encephalitis virus was isolated three times from the culex (melanoconion) species of mosquitoes collected in south florida in june, july, and october, 1963. specific antibody was present in 16 of 28 peromyscus gossypinus (cotton mice) and 3 of 16 sigmodon hispidus (cotton rats) sampled from one of the infected sites in january 1964. | 1964 | 14171567 |
| distribution of the tropical horse tick in the united states, with notes on associated cases of equine piroplasmosis. | 1964 | 14138371 | |
| equine piroplasmosis--a mixed strain of piroplasma caballi and piroplasma equi isolated in florida and studied by the fluorescent-antibody technique. | 1964 | 14103219 | |
| a new influenza virus associated with equine respiratory disease. | 1963 | 14077956 | |
| ciguatera fish poisoning in the caribbean islands and western atlantic. | ciguatera fish poisoning (ciguatera), a common poisoning caused by fish ingestion, is reviewed in the western atlantic and the caribbean waters. it is endemic from florida coasts (northern limit) to martinique island (southern limit), with outbreaks occurring from time to time. in the caribbean, ciguatera causes a polymorphic syndrome with gastrointestinal, cardiovascular, and neurological signs and symptoms. neurological and muscular dysfunctions can be treated by intravenous injection of d-man ... | 2001 | 12882228 |
| surveillance for acute insecticide-related illness associated with mosquito-control efforts--nine states, 1999-2002. | ground and aerial applications of insecticides are used to control populations of adult mosquitoes, which spread such diseases as west nile virus--related illness, eastern equine encephalitis, and dengue fever. this report summarizes investigations of illnesses associated with exposures to insecticides used during 1999-2002 to control mosquito populations in nine states (arizona, california, florida, louisiana, michigan, new york, oregon, texas, and washington) (estimated 2000 population: 118 mi ... | 2003 | 12855943 |
| seasonal effects on the aerobic bacterial and fungal conjunctival flora of normal thoroughbred brood mares in florida. | to evaluate seasonal effects on the presence or absence of fungal and aerobic bacterial flora of the conjunctival fornix of normal florida thoroughbred horses. | 2003 | 12641842 |
| introduced ticks and tick-borne diseases: the threat and approaches to eradication. | exotic tick species and tick-borne diseases are serious threats to live-stock, companion animals, and wildlife in the united states. recurring introductions of exotic tick species into the united states are a significant indicator of the degree of risk. successful tick-eradication campaigns, such as the national program that eradicated boophilus annulatus and b. microplus from the united states, the cattle fever tick eradication program of the us department of agriculture's veterinary services t ... | 2002 | 12442574 |
| seasonal abundance of culex nigripalpus theobald and culex salinarius coquillett in north florida, usa. | north florida is a transition zone between widespread culex nigripalpus populations to the south and focal culex salinarius populations to the north. culex nigripalpus is a vector of st. louis encephalitis (sle) and eastern equine encephalitis (eee) viruses in south florida, while cx. salinarius is a suspected new world vector of west nile (wn) virus. abundant vector populations are often a prerequisite for epidemic and epizootic transmission of arboviruses. extensive sle transmission has never ... | 2002 | 12125867 |
| prevalence of agglutinating antibodies to sarcocystis neurona in raccoons, procyon lotor, from the united states. | equine protozoal myeloencephalitis (epm) is the most important protozoal disease of horses in north america and it is caused by sarcocystis neurona. natural cases of encephalitis due to s. neurona have been reported in raccoons, procyon lotor. we examined 99 raccoons for agglutinating antibodies to s. neurona using the s. neurona agglutination test (sat) employing formalin-fixed merozoites as antigen. raccoons originated in florida (n=24, collected in 1996), new jersey (n=25, collected in 1993), ... | 2001 | 11698158 |
| training failure among yearling horses. | to compare financial returns between pinhooked yearling horses (ie, bought and trained for approximately 5 months with the goal of selling the horse at "2-year-olds in training" sales) that had mild or severe training failure and horses that had planned versus nonplanned training failure. | 2001 | 11560271 |
| diverged evolution of recent equine-2 influenza (h3n8) viruses in the western hemisphere. | we reported previously that equine-2 influenza a virus (h3n8) had evolved into two genetically and antigenically distinct "eurasian" and "american" lineages. phylogenetic analysis, using the ha1 gene of more recent american isolates, indicated a further divergence of these viruses into three evolution lineages: a south american lineage, a kentucky lineage, and a florida lineage. these multiple evolution pathways were not due to geographic barriers, as viruses from different lineages co-circulate ... | 2001 | 11504416 |
| colic surgery in 206 juvenile thoroughbreds: survival and racing results. | the purpose of our study was to determine the types of lesions that cause colic in juvenile thoroughbreds, factors associated with these lesions and the subsequent survival and athletic performance of the juveniles. the age of juvenile thoroughbreds requiring surgical exploration for abdominal pain has an influence on the type of lesion causing colic. the short-term survival rate (discharge from the hospital) after colic surgery for foals was 85% and was strongly influenced by the lesion causing ... | 2000 | 11202379 |
| race-start characteristics and risk of catastrophic musculoskeletal injury in thoroughbred racehorses. | to identify race-start characteristics associated with catastrophic musculoskeletal (ms) injury in thoroughbred racehorses at 2 racetracks in florida during 1995 through 1998. | 2001 | 11149721 |
| screwworm turns heads in florida. | 2000 | 10767945 | |
| efficacy of omeprazole paste in the treatment and prevention of gastric ulcers in horses. | equine gastric ulcer syndrome (egus) is very common among performance horses, with a reported prevalence of approximately 90% in racehorses, and also > 50% in foals. omeprazole, an acid pump inhibitor 5 times more potent than ranitidine, has been used with great success to treat egus. this multicentre study of thoroughbred racehorses with endoscopically verified gastric ulcers was designed to demonstrate the efficacy of an equine oral paste formulation of omeprazole in the treatment and preventi ... | 1999 | 10696301 |
| effect of omeprazole paste on gastric acid secretion in horses. | in a multicentre trial, 13 cannulated horses were treated orally once daily with a paste that delivered omeprazole at a dose of 4 and 5 mg/kg bwt in a 2-period crossover design to evaluate steady state gastric acid suppression. in each period, basal (unstimulated) and pentagastrin-stimulated gastric output were evaluated at 5-8 h after 5 doses, at 13-16 h after 10 doses, and at 21-24 h after 15 doses. baseline data for gastric acid secretion were collected once for each horse in the month prior ... | 1999 | 10696296 |
| seroprevalence of selected disease agents from free-ranging black bears in florida. | sera obtained from 66 free-ranging florida black bears (ursus americanus floridanus) from three geographic areas of florida (usa) between november 1993 and august 1995 were tested for antibodies to 13 disease agents. antibody prevalences were 3 positive of 37 tested (8%) coxiella burnetti, 37 of 66 (56%) toxoplasma gondii, 3 of 61 (5%) bluetongue virus/epizootic hemorrhagic disease virus (btv/ehdv), 4 of 66 (6%) canine adenovirus-type 1, 5 of 66 (8%) canine distemper virus (cdv), 10 of 62 (16%) ... | 1998 | 9706572 |
| visual outcome and ocular survival following iris prolapse in the horse: a review of 32 cases. | the medical records of 32 horses treated for iris prolapse (ip) during an 8 year period, at the university of florida veterinary medical teaching hospital, were reviewed. iris prolapse was associated with perforated corneal ulcers in 15 horses (47%), ruptured stromal abscesses in 2 horses (6%), and full thickness corneal lacerations in 15 horses (47%). initial ophthalmic examinations revealed ip with severe iridocyclitis in all eyes and keratomalacia in 8 eyes with corneal ulcers, one with a str ... | 1997 | 9031861 |
| transmission patterns of st. louis encephalitis and eastern equine encephalitis viruses in florida: 1978-1993. | sentinel chickens were maintained at field sites in 40 florida counties for varying periods between 1978 and 1993. for each county, the total number of st. louis encephalitis virus (sle) or eastern equine encephalitis (eee) virus seroconversions were divided by the number of chickens exposed to calculate a mean annual seroconversion rate. these rates were used to evaluate the annual and geographical distributions of these viruses within florida. for sle, the rates in counties that reported human ... | 1996 | 8906917 |
| eastern equine encephalitis transmission to emus (dromaius novaehollandiae) in volusia county, florida: 1992 through 1994. | from may 1992 through october 1994, sera were collected from 204 domestic emus (dromaius novaehollandiae) at a ranch in volusia county, fl, and tested for antibody evidence of arboviral infection. hemagglutination-inhibition (hi) and neutralizing (nt) antibodies to eastern equine encephalitis (eee) virus were identified in sera collected during each year. in addition, hi and nt antibodies to st. louis encephalitis virus were detected in 3 naturally infected emus. isolations of eee virus were mad ... | 1996 | 8887222 |
| antibodies to arthropod-borne encephalitis viruses in small mammals from southern florida. | from 1987 through 1991, blood samples were collected from 10 species of small mammals in indian river country, florida (usa). sera from 1,347 animals were analyzed for hemagglutination-inhibition (hi) antibody to st. louis encephalitis (sle) and eastern equine encephalitis (eee) viruses. of these, 75 (5.6%) were positive for hi antibody to sle virus and 121 (9.0%) were positive for eee antibody. sera from five mammalian species were tested for neutralizing (nt) antibody to sle, eee, highlands j ... | 1996 | 8827668 |
| arboviruses associated with mosquitoes from nine florida counties during 1993. | mosquitoes were collected for virus isolation tests from 36 sites in bradford, lake, leon, manatee, orange, osceola, pasco, putnam, and sarasota counties, fl, from april 6 through october 11, 1993. a total of 158,129 adult specimens were collected in 726 trap nights using cdc light traps, usually baited with dry ice. at least 35 species were represented, although 60% of the collections was made up of 3 species (aedes infirmatus, 6.5%; anopheles crucians, 14.4%; and culex nigripalpus, 39.4%). fou ... | 1996 | 8827602 |
| experimental transmission of eastern equine encephalitis virus by strains of aedes albopictus and a. taeniorhynchus (diptera: culicidae). | the vector competence of aedes taeniorhynchus (wiedemann) and four strains of aedes albopictus (skuse) was assessed for eastern equine encephalitis (eee) virus isolated from ae. albopictus collected in polk county, florida. both species became infected with and transmitted eee virus by bite after feeding on 1-d-old chicks that had been inoculated with eee virus (viremia = 10(10.1) plaque-forming units [pfu] per ml of blood). however, when fed on an older chick with a lower viremia (viremia = 10( ... | 1994 | 8189419 |
| arboviruses in water birds (ciconiiformes, pelecaniformes) from florida. | sera from 360 ciconiform and pelecaniform birds collected in florida (usa) from 1974 to 1990 were tested for serum neutralizing (sn) antibodies to eastern equine encephalitis (eee), st. louis encephalitis (sle), and everglades (eve) viruses. serum neutralizing antibodies to eee virus were detected in 2%, to sle virus in 7%, and to eve virus in none of the samples. pelecaniform birds (16%) had a higher antibody prevalence (p < 0.02) for sle virus than did ciconiform birds (5%). virus could not be ... | 1994 | 8028106 |
| comparison of chickens and pheasants as sentinels for eastern equine encephalitis and st. louis encephalitis viruses in florida. | pheasants and chickens were compared as sentinels for monitoring the transmission of arboviruses of public health significance in florida during 1991-93. results suggest that pheasants are better sentinels for eastern equine encephalitis (eee) virus. they detected virus transmission 3-6 weeks earlier in epizootic years, 2-4 times more frequently during the season, and twice as many birds within a flock seroconverted during a given week. pheasants detected virus transmission at 2 sites during 2 i ... | 1994 | 7707062 |
| antibodies to st. louis encephalitis virus in armadillos from southern florida. | from january 1990 through march 1991, 189 armadillos (dasypus novemcinctus) were collected from brevard and glades counties in southern florida (usa). the sera were analyzed for hemagglutination-inhibition (hai) antibodies against st. louis encephalitis (sle) and eastern equine encephalomyelitis (eee) viruses. none of the armadillos had detectable hai antibody to eee virus, but 59 (31%) had antibodies against sle virus. sera from 31 of the hai-positive armadillos contained significant levels of ... | 1995 | 7563416 |
| dermatitis in horses and man caused by the straw itch mite. | an episode of dermatitis in 12 horses and many animal handlers in the veterinary medical teaching hospital of the university of florida was attributed to the straw itch mite, pyemotes tritici. the mite was found in abundance alfalfa hay that recently had been delivered to the hospital. papules were the most common cutaneous lesions, and these developed on areas of the body to which the mites had easiest access. the clinical course was self-limiting, remitting when the hay supply was depleted. | 1982 | 7130009 |
| equine anhidrosis: a survey of affected horses in florida. | 1982 | 7068500 | |
| equine anhidrosis: a review of pathophysiologic mechanisms. | anhidrosis is loss of the ability to sweat. the problem is seen in horses kept in a hot humid climate, and it may cause severe impairment of thermoregulation in the equine athlete. british thoroughbreds imported to her tropical colonies are the earliest recorded cases, and since then the syndrome has come to be described as one of thoroughbreds, usually performance athletes, undergoing acclimatization to heat and humidity. a recent epidemiologic study of cases in florida has shown, however, that ... | 1983 | 6359664 |
| encephalitis in horses in hillsborough county, florida, 1964. | 1967 | 6070959 | |
| western equine encephalomyelitis in a florida horse. | 1966 | 5948102 | |
| biology of equine piroplasmosis. | 1969 | 5816130 | |
| control of equine piroplasmosis in florida. | 1969 | 5813490 | |
| antigenic variants of venezuelan equine encephalitis virus: their geographic distribution and epidemiologic significance. | 1969 | 5773424 | |
| the natural occurrence of venezuelan equine encephalitis in the united states. | 1970 | 5410814 | |
| serologic evidence of venezuelan equine encephalitis virus infections in raccoons of south central florida. | 1971 | 5156482 | |
| human venezuelan equine encephalitis virus infection in florida. | 1974 | 4823800 | |
| ecological investigation of vertebrate hosts of venezuelan equine encephalomyelitis virus in south florida. | 1973 | 4684882 | |
| history and geographic distribution of venezuelan equine encephalitis. | 1974 | 4604536 | |
| florida's program against e.i.a. | 1974 | 4534757 | |
| persistence of antibody to venezuelan equine encephalomyelitis virus in cotton mice. | 1974 | 4473443 | |
| transmissibility of an attenuated venezuelan equine encephalomyelitis vaccine virus. | 1972 | 4402529 | |
| agents encountered during arboviral ecological studies: tampa bay area, florida, 1963 to 1970. | 1972 | 4400812 | |
| arbovirus studies in south florida, with emphasis on venezuelan equine encephalomyelitis virus. | 1969 | 4387911 | |
| [venezuelan equine encephalitis. its history and geographic distribution]. | 1973 | 4273163 | |
| venezuelan equine encephalomyelitis in florida: endemic virus circulation in native rodent populations of everglades hammocks. | 1974 | 4150911 | |
| seasonal changes in pasture infectivity by equine cyathostomes in north central florida. | 1985 | 4076134 | |
| prevalence of equine onchocerciasis in southeastern and midwestern united states. | of 664 horses reported to have originated in southeastern and midwestern united states, 341 (51.4%) were positive for onchocerca cervicalis cutaneous microfilariasis. the highest prevalence of 68.8% was recorded for horses from virginia. horses with the highest concentrations of microfilariae (as high as 19,770 microfilariae/mg in 1 horse) were from the southeast (georgia, florida, tennessee, and alabama). for horses from south carolina, the prevalence of infection was 57.1%; from the midwest (k ... | 1985 | 4008301 |
| a retrospective study of proliferative interstitial lung disease of horses in florida. | proliferative and fibrosing interstitial lung disease was diagnosed in 20 horses submitted for necropsy between 1982 and 1985. most of the horses were foals ranging from 3 days to 6 months in age. six adult horses were affected. the macroscopic and microscopic characteristics of the lesions consisted of proliferative interstitial pneumonia and were similar to those of atypical interstitial pneumonia of ruminants. based on morphologic features of the lesions, a toxic etiology is suspected for the ... | 1986 | 3811140 |