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Author Ulloa, A.; Gonzalez-Ceron, L.; Rodriguez, M.H.
Title Host selection and gonotrophic cycle length of Anopheles punctimacula in southern Mexico Type Journal Article
Year 2006 Publication Journal of the American Mosquito Control Association Abbreviated Journal J Am Mosq Control Assoc
Volume 22 Issue 4 Pages 648-653
Keywords Animals; Anopheles/*physiology; Appetitive Behavior/*physiology; Cattle; Female; Horses; Humans; Insect Vectors/*physiology; Malaria/transmission; Mexico; Oviparity/*physiology; Seasons; Time Factors; Vitellogenesis/physiology
Abstract The host preference, survival rates, and length of the gonotrophic cycle of Anopheles punctimacula was investigated in southern Mexico. Mosquitoes were collected in 15-day separate experiments during the rainy and dry seasons. Daily changes in the parous-nulliparous ratio were recorded and the gonotrophic cycle length was estimated by a time series analysis. Anopheles punctimacula was most abundant during the dry season and preferred animals to humans. The daily survival rate in mosquitoes collected in animal traps was 0.96 (parity rate = 0.86; gonotrophic cycle = 4 days). The length of gonotrophic cycle of 4 days was estimated on the base of a high correlation coefficient value appearing every 4 days. The minimum time estimated for developing mature eggs after blood feeding was 72 h. The proportion of mosquitoes living enough to transmit Plasmodium vivax malaria during the dry season was 0.35.
Address Centro de Investigacion de Paludismo, Instituto Nacional de Salud Publica, Apartado Postal 537, Tapachula, Chiapas 30700, Mexico
Corporate Author Thesis
Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 8756-971X ISBN Medium
Area Expedition Conference
Notes PMID:17304932 Approved no
Call Number (up) Serial 1830
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Author Elhay, M.; Newbold, A.; Britton, A.; Turley, P.; Dowsett, K.; Walker, J.
Title Suppression of behavioural and physiological oestrus in the mare by vaccination against GnRH Type Journal Article
Year 2007 Publication Australian Veterinary Journal Abbreviated Journal Aust Vet J
Volume 85 Issue 1-2 Pages 39-45
Keywords Animals; Antibodies/blood; Estradiol/blood; *Estrus/drug effects/physiology; Female; Gonadotropin-Releasing Hormone/*immunology/*pharmacology; Horses/*physiology; Luteinizing Hormone/blood; Ovulation/*drug effects/physiology; Progesterone/blood; Safety; Sexual Behavior, Animal/drug effects/physiology; Time Factors; Vaccination/veterinary
Abstract OBJECTIVE: To examine the immunogenicity of an equine immunocontraceptive vaccine and its efficacy in controlling hormone-related behaviour. DESIGN: A total of 24 mares at two sites in Australia were vaccinated with an immunocontraceptive vaccine comprising gonadotrophin releasing hormone (GnRH) conjugated to a carrier protein in immunostimulating complex as an adjuvant. Twelve animals at each site received a placebo of adjuvant alone and served as controls for seasonal oestrus, hormonal and behaviour patterns. Animals were observed for injection site reactions, ovarian and follicular activity, and serum levels of antibody, 17beta-oestradiol and progesterone in the weeks following vaccination. Mares were also examined for oestrous behaviour by teasing with a stallion. RESULTS: All mares responded to vaccination. Two weeks following the second vaccination there was a peak in antibody response to GnRH that declined gradually over the following weeks. Commensurate with the elevated anti-GnRH antibody there was a marked effect on ovarian activity with a reduction in 17beta-oestradiol and progesterone levels in the 24 vaccinated mares. There was also a reduction of oestrus-related behaviour as determined by a teaser stallion. This effect lasted a minimum of 3 months and correlated with the initial level of antibody response. CONCLUSION: Following a conventional two-dose immunisation regime this commercially available equine immunocontraceptive vaccine was effective at inhibiting oestrous behaviour for at least 3 months. This vaccine has a high level of safety since there were no significant local reactions nor were there any adverse systemic responses to vaccination.
Address Veterinary Medicines Research and Development, Pfizer Animal Health, Parkville, VIC 3052. Martin.Elhay@pfizer.com
Corporate Author Thesis
Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0005-0423 ISBN Medium
Area Expedition Conference
Notes PMID:17300452 Approved no
Call Number (up) Serial 1831
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Author Momozawa, Y.; Takeuchi, Y.; Tozaki, T.; Kikusui, T.; Hasegawa, T.; Raudsepp, T.; Chowdhary, B.P.; Kusunose, R.; Mori, Y.
Title SNP detection and radiation hybrid mapping in horses of nine candidate genes for temperament Type Journal Article
Year 2007 Publication Animal Genetics Abbreviated Journal Anim Genet
Volume 38 Issue 1 Pages 81-83
Keywords Animals; *Behavior, Animal; Breeding; Horses/*genetics/physiology; *Polymorphism, Single Nucleotide; Radiation Hybrid Mapping; *Temperament
Abstract
Address Laboratory of Veterinary Ethology, The University of Tokyo, Tokyo 113-8657, Japan
Corporate Author Thesis
Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0268-9146 ISBN Medium
Area Expedition Conference
Notes PMID:17257195 Approved no
Call Number (up) Serial 1834
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Author Meral, Y.; Cakiroglu, D.; Sancak, A.A.; Cyftcy, G.; Karabacak, A.
Title Relationships between serum serotonin and serum lipid levels, and aggression in horses Type Journal Article
Year 2007 Publication DTW. Deutsche Tierarztliche Wochenschrift Abbreviated Journal Dtsch Tierarztl Wochenschr
Volume 114 Issue 1 Pages 30-32
Keywords *Aggression; Animals; Behavior, Animal/*physiology; Case-Control Studies; Female; Horses/*blood; Lipids/*blood; Male; Serotonin/*blood
Abstract Levels of serum serotonin and serum lipids--triglyceride, total cholesterol, low-density lipoprotein, high-density lipoprotein and very low-density lipoprotein, were determined in normal horses and horses diagnosed with aggression on the basis of a questionnaire survey. Blood serotonin levels in aggressive horses were found to be significantly lower than in non-aggressive horses (P < 0.01), but no association was found with respect to blood lipids.
Address Department of Internal Diseases, Faculty of Veterinary Medicine, University of Ondokuz Mayis, Samsun, Turkey. ymeral@omu.edu.t
Corporate Author Thesis
Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0341-6593 ISBN Medium
Area Expedition Conference
Notes PMID:17252934 Approved no
Call Number (up) Serial 1835
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Author Krcmar, S.; Mikuska, A.; Merdic, E.
Title Response of Tabanidae (Diptera) to different natural attractants Type Journal Article
Year 2006 Publication Journal of Vector Ecology : Journal of the Society for Vector Ecology Abbreviated Journal J Vector Ecol
Volume 31 Issue 2 Pages 262-265
Keywords Animals; Appetitive Behavior/*physiology; Cattle/urine; Diptera/*physiology; Female; Horses/urine; Insect Control/methods; Sheep/urine; Swine/urine; Urine/*physiology
Abstract The response of female tabanids to natural attractants was studied in the Monjoros Forest along the Nature Park Kopacki rit in eastern Croatia. Tabanids were caught in canopy traps baited with either aged cow, horse, sheep, or pig urine and also in unbaited traps. Tabanids were collected in a significantly higher numbers in traps baited with natural attractants compared to unbaited traps. The number of females of Tabanus bromius, Tabanus maculicornis, Tabanus tergestinus, and Hybomitra bimaculata collected from canopy traps baited with cow urine and traps baited with other natural attractants differed significantly. Females of Haematopota pluvialis were also collected more frequently in canopy traps baited with aged cow urine than in those with aged horse urine, but this difference was not significant. However, the number of females of Haematopota pluvialis collected from canopy traps baited with other natural attractants (sheep and pig urine) differed significantly when compared with aged cow urine baited traps. Canopy traps baited with aged cow urine collected significantly more Tabanus sudeticus than did traps baited with aged pig urine. Finally, the aged cow urine baited canopy traps collected 51 times more tabanids than unbaited traps, while aged horse, aged sheep, and aged pig urine baited traps collected 36, 30, and 22 times as many tabanids, respectively, than unbaited traps.
Address Department of Biology, JJ Strossmayer University, Lj. Gaja 6, HR-31000 Osijek, Croatia
Corporate Author Thesis
Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 1081-1710 ISBN Medium
Area Expedition Conference
Notes PMID:17249343 Approved no
Call Number (up) Serial 1836
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Author Krcmar, S.; Maric, S.
Title Analysis of the feeding sites for some horse flies (Diptera, Tabanidae) on a human in Croatia Type Journal Article
Year 2006 Publication Collegium Antropologicum Abbreviated Journal Coll Antropol
Volume 30 Issue 4 Pages 901-904
Keywords Animals; Croatia; *Diptera; Feeding Behavior; Humans; Insect Bites and Stings/*pathology
Abstract The landing patterns of horse flies on the human body were observed in Croatia. A total of 386 horse flies belonging to 22 species were sampled. The five most commonly collected species were used in the analysis. The stochastic linear connection is tight among the landings of the species Tabanus bromius, Tabanus maculicornis, Tabanus tergestinus, and Philipomyia graeca on the human body regions (matrix R). The preferred feeding area for these four species was the lower leg, whereas for the species Haematopota pluvialis it was the head and neck. Of the total number of horse flies that landed 44.81% were on the lower leg. Only 0.26% landed on the forearm. Chi-square analysis indicated non random landing patterns on human by these horse flies.
Address Department of Biology, University J. J. Strossmayer , Osijek, Croatia. stjepan@ffos.hr
Corporate Author Thesis
Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0350-6134 ISBN Medium
Area Expedition Conference
Notes PMID:17243567 Approved no
Call Number (up) Serial 1837
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Author Mills, D.S.
Title Comments about the importance of behaviour to equine clinicians Type Journal Article
Year 2007 Publication Equine Veterinary Journal Abbreviated Journal Equine Vet J
Volume 39 Issue 1 Pages 95
Keywords Animals; *Behavior, Animal/physiology; *Clinical Competence; Horses/*physiology; Humans; Veterinarians/*psychology; Veterinary Medicine/*standards
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0425-1644 ISBN Medium
Area Expedition Conference
Notes PMID:17228604 Approved no
Call Number (up) Serial 1839
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Author Zhao, C.J.; Qin, Y.H.; Lee, X.H.; Wu, C.
Title Molecular and cytogenetic paternity testing of a male offspring of a hinny Type Journal Article
Year 2006 Publication Journal of Animal Breeding and Genetics = Zeitschrift fur Tierzuchtung und Zuchtungsbiologie Abbreviated Journal J Anim Breed Genet
Volume 123 Issue 6 Pages 403-405
Keywords Animals; Cytogenetic Analysis; DNA, Mitochondrial/genetics; Equidae/*genetics; Female; Horses/genetics; Hybridization, Genetic; Male; Microsatellite Repeats; Pedigree; Protamines/genetics; Sexual Behavior, Animal
Abstract An alleged male foal of a female mule, whose sire and grandparents were unknown, was identified for its pedigree. Parentage testing was conducted by comparing polymorphism of 12 microsatellite DNA sites and mitochondrial D-loop sequences of the male foal and the female mule. Both the sequence analysis of species-specific DNA fragments and a cytogenetic analysis were performed to identify the species of the foal and its parents. The results showed that the alleged female mule is actually a hinny, and the male foal, which possesses 62 chromosomes, qualifies as an offspring of the female hinny and a jack donkey.
Address Equine Center, China Agricultural University, Beijing, China
Corporate Author Thesis
Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0931-2668 ISBN Medium
Area Expedition Conference
Notes PMID:17177697 Approved no
Call Number (up) Serial 1846
Permanent link to this record
 

 
Author Villani, M.; Cairoli, F.; Kindahl, H.; Galeati, G.; Faustini, M.; Carluccio, A.; Veronesi, M.C.
Title Effects of mating on plasma concentrations of testosterone, cortisol, oestrone sulphate and 15-ketodihydro-PGF2alpha in stallions Type Journal Article
Year 2006 Publication Reproduction in Domestic Animals = Zuchthygiene Abbreviated Journal Reprod Domest Anim
Volume 41 Issue 6 Pages 544-548
Keywords Animals; Dinoprost/*analogs & derivatives/blood; Ejaculation/physiology; Estrone/*analogs & derivatives/blood; Horses/*blood/physiology; Hydrocortisone/*blood; Male; Sexual Behavior, Animal/*physiology; Testosterone/*blood
Abstract Very little information is available regarding the physiological mechanisms involved in the normal sexual activity in the stallion and, in particular, the endocrine control of reproduction is still not clearly understood. This experiment was designed to determine the short-term effect of sexual stimulation on plasma concentrations of testosterone, cortisol, oestrone sulphate and 15-ketodihydro-PGF(2alpha) in stallions. Semen samples were collected from 10 lighthorse stallions of proven fertility using a Missouri model artificial vagina. At the same time, blood samples were collected from the jugular vein with heparinized tubes, 20 and 10 min before oestrous mare exposure, at exposure and 10, 20, 30 min after dismounting. Testosterone concentrations showed a sharp rise 10 min after mating (p < 0.001), reached a plateau, and then showed a further increase 30 min after mating (p < 0.001). Cortisol concentrations increased 10 min after mating (p < 0.001) and remained at high levels in the subsequent samples taken. A peak of oestrone sulphate was observed 10 min after mating (p < 0.001). 15-Ketodihydro-PGF(2alpha) concentrations decreased rapidly at the moment of the exposure of the stallions to an oestrous mare (p < 0.05), returned to pre-mating concentrations and then decreased again 30 min after mating (p < 0.05).
Address Dipartimento di Scienze Cliniche Veterinarie, Sez. Clinica Ostetrica e Ginecologica Veterinaria, Milan, Italy
Corporate Author Thesis
Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0936-6768 ISBN Medium
Area Expedition Conference
Notes PMID:17107515 Approved no
Call Number (up) Serial 1855
Permanent link to this record
 

 
Author Sundaresan, S.R.; Fischhoff, I.R.; Dushoff, J.; Rubenstein, D.I.
Title Network metrics reveal differences in social organization between two fission-fusion species, Grevy's zebra and onager Type Journal Article
Year 2007 Publication Oecologia Abbreviated Journal Oecologia
Volume 151 Issue 1 Pages 140-149
Keywords Analysis of Variance; Animals; Behavior, Animal/*physiology; *Environment; Equidae/*physiology; Female; India; Kenya; Male; *Models, Theoretical; *Social Behavior; *Social Environment
Abstract For species in which group membership frequently changes, it has been a challenge to characterize variation in individual interactions and social structure. Quantifying this variation is necessary to test hypotheses about ecological determinants of social patterns and to make predictions about how group dynamics affect the development of cooperative relationships and transmission processes. Network models have recently become popular for analyzing individual contacts within a population context. We use network metrics to compare populations of Grevy's zebra (Equus grevyi) and onagers (Equus hemionus khur). These closely related equids, previously described as having the same social system, inhabit environments differing in the distribution of food, water, and predators. Grevy's zebra and onagers are one example of many sets of coarsely similar fission-fusion species and populations, observed elsewhere in other ungulates, primates, and cetaceans. Our analysis of the population association networks reveals contrasts consistent with their distinctive environments. Grevy's zebra individuals are more selective in their association choices. Grevy's zebra form stable cliques, while onager associations are more fluid. We find evidence that females associate assortatively by reproductive state in Grevy's zebra but not in onagers. The current approach demonstrates the utility of network metrics for identifying fine-grained variation among individuals and populations in association patterns. From our analysis, we can make testable predictions about behavioral mechanisms underlying social structure and its effects on transmission processes.
Address Department of Ecology and Evolutionary Biology, Princeton University, Princeton, NJ 08544, USA. ssundare@princeton.edu
Corporate Author Thesis
Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0029-8549 ISBN Medium
Area Expedition Conference
Notes PMID:16964497 Approved no
Call Number (up) Serial 1863
Permanent link to this record