| Records |
| Author |
Yang, S. |
| Title |
Melioidosis research in China |
Type |
Journal Article |
| Year |
2000 |
Publication |
Acta Tropica |
Abbreviated Journal |
Acta Trop |
| Volume |
77 |
Issue |
2 |
Pages |
157-165 |
| Keywords |
Animals; Anti-Bacterial Agents/pharmacology; Burkholderia pseudomallei/drug effects/immunology/*pathogenicity; China/epidemiology; Cross Reactions; Glanders/immunology/microbiology; Horses; Humans; *Melioidosis/epidemiology/immunology/microbiology/veterinary; Seroepidemiologic Studies; Virulence |
| Abstract |
Research on melioidosis and its pathogen has been ongoing in China for more than two decades. It has been demonstrated that the natural foci are located predominantly in Hainan, Guangdong and Guangxi province, where there is a good correlation between soil isolation and the serum prevalence of antibodies to Burkholderia pseudomallei. The cases of melioidosis reported up to now are concentrated in the Hainan and Zhanjiang peninsula. Investigations on serotype, virulence, ecology, antibiotic susceptibility, whole cell analysis by gas chromatography, and genetics have led to a new understanding of the pathology of the disease. Immunological cross reactions between Burkholderia mallei and B. pseudomallei and the difference between melioidosis and glanders in horses is discussed. |
| Address |
Medical Research Institute, Yan-Ling (510507), Dongguanzhuang Road 91, Guangzhou, People's Republic of China. songyangch@hotmail.com |
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English |
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| ISSN |
0001-706X |
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| Notes |
PMID:11080506 |
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no |
Call Number  |
Equine Behaviour @ team @ |
Serial |
2649 |
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| Author |
Goncalves, T.C.; Rocha, D.S.; Cunha, R.A. |
| Title |
Feeding patterns of Triatoma vitticeps in the State of Rio de Janeiro, Brazil |
Type |
Journal Article |
| Year |
2000 |
Publication |
Revista de Saude Publica |
Abbreviated Journal |
Rev Saude Publica |
| Volume |
34 |
Issue |
4 |
Pages |
348-352 |
| Keywords |
Animals; Brazil; Cattle; Chagas Disease/transmission; Dogs; Ecology; Feeding Behavior/physiology; Female; Food Habits/physiology; Humans; Insect Vectors/*physiology; Male; Triatoma/*physiology; *Trypanosoma cruzi/isolation & purification |
| Abstract |
OBJECTIVE: Feeding patterns of triatomines have contributed to elucidate its biology. Triatoma vitticeps, naturally infected with T. cruzi, has been found in domiciles. Its behavior and epidemiological patterns were investigated. METHODS: One-hundred and twenty two specimens of T. vitticeps were captured from February 1989 to April 1993 in two areas of Triunfo municipality, a subdistrict of Santa Maria Madalena municipal district, State of Rio de Janeiro, Brazil. The insects were dissected and their intestinal contents were removed and tested. It was used antisera from: man, cow, horse, dog, pig, armadillo, opossum, rodent, and bird. RESULTS: From the total analyzed, 79 were positive and 43 were negative to the nine antisera tested: armadillo (30.3%) > human and pig (13.1%) > bird and dog (11.5%) > horse (5.7%) > opossum (4.9%) > rodent (4. 1%) > cow (3.3%). Blood meals ranged from 0 to 4 and 6 in the following distribution: 0 = 25.41%; 1 = 45.08%; 2 = 10.66%; 3 = 6. 56%; 4 = 1.64%, and 6 = 0.82%. Nine of the 122 insects captured were not examined, 74 (65.54%) were positive for T. cruzi infection and 39 (34.51%) were negative. CONCLUSIONS: These results identified the T. vitticeps as being a sylvatic species and trypanosomiasis as being an enzootic disease. Epidemiological vigilance will be important to provide more information regarding the behavior of the species |
| Address |
Departamento de Entomologia, Instituto swaldo Cruz, Fiocruz, Rio de Janeiro, RJ, Brasil. tcmonte@gene.dbbm.fiocruz.br |
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0034-8910 |
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| Notes |
PMID:10973153 |
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no |
| Call Number |
Equine Behaviour @ team @ |
Serial |
2650 |
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| Author |
Tommasi, L.; Vallortigara, G. |
| Title |
Searching for the center: spatial cognition in the domestic chick (Gallus gallus) |
Type |
Journal Article |
| Year |
2000 |
Publication |
Journal of Experimental Psychology. Animal Behavior Processes |
Abbreviated Journal |
J Exp Psychol Anim Behav Process |
| Volume |
26 |
Issue |
4 |
Pages |
477-486 |
| Keywords |
Animals; Behavior, Animal/physiology; Chickens; Cognition/*physiology; Learning/physiology; Male; Space Perception/*physiology; Spatial Behavior/*physiology |
| Abstract |
Chicks learned to find food hidden under sawdust by ground-scratching in the central position of the floor of a closed arena. When tested inan arena of identical shape but a larger area, chicks searched at 2 different locations, one corresponding to the correct distance (i.e., center) in the smaller (training) arena and the other to the actual center of the test arena. When tested in an arena of the same shape but a smaller area, chicks searched in the center of it. These results suggest that chicks are able to encode information on the absolute and relative distance of the food from the walls of the arena. After training in the presence of a landmark located at the center of the arena, animals searched at the center even after the removal of the landmark. Marked changes in the height of the walls of the arena produced some displacement in searching behavior, suggesting that chicks used the angular size of the walls to estimate distances. |
| Address |
Department of General Psychology, University of Padua, Italy |
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English |
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| ISSN |
0097-7403 |
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| Notes |
PMID:11056887 |
Approved |
no |
| Call Number |
Equine Behaviour @ team @ |
Serial |
2774 |
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| Author |
Brannon, E.M.; Terrace, H.S. |
| Title |
Representation of the numerosities 1-9 by rhesus macaques (Macaca mulatta) |
Type |
Journal Article |
| Year |
2000 |
Publication |
Journal of Experimental Psychology. Animal Behavior Processes |
Abbreviated Journal |
J Exp Psychol Anim Behav Process |
| Volume |
26 |
Issue |
1 |
Pages |
31-49 |
| Keywords |
Animals; *Cognition; Macaca mulatta/*psychology; *Mathematics; Perception; Reaction Time |
| Abstract |
Three rhesus monkeys (Macaca mulatta) were trained to respond to exemplars of 1, 2, 3, and 4 in an ascending, descending, or a nonmonotonic numerical order (1-->2-->3-->4, 4-->3-->2--1, 3-->1-->4-->2). The monkeys were then tested on their ability to order pairs of the novel numerosities 5-9. In Experiment 1, all 3 monkeys ordered novel exemplars of the numerosities 1-4 in ascending or descending order. The attempt to train a nonmonotonic order (3-->1-->4-->2) failed. In Experiment 2A, the 2 monkeys who learned the ascending numerical rule ordered pairs of the novel numerosities 5-9 on unreinforced trials. The monkey who learned the descending numerical rule failed to extrapolate the descending rule to new numerosities. In Experiment 2B all 3 monkeys ordered novel exemplars of pairs of the numerosities 5-9. Accuracy and latency of responding revealed distance and magnitude effects analogous to previous findings with human participants (R. S. Moyer & T. K. Landaeur, 1967). Collectively these studies show that monkeys represent the numerosities 1-9 on at least an ordinal scale. |
| Address |
Department of Psychology, Columbia University, New York, New York 10027, USA. liz@psych.columbia.edu |
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0097-7403 |
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| Notes |
PMID:10650542 |
Approved |
no |
| Call Number |
Equine Behaviour @ team @ |
Serial |
2775 |
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| Author |
Kirkwood, J.K. |
| Title |
Animal minds and animal welfare |
Type |
Journal Article |
| Year |
2000 |
Publication |
The Veterinary Record |
Abbreviated Journal |
Vet. Rec. |
| Volume |
146 |
Issue |
11 |
Pages |
327 |
| Keywords |
*Animal Welfare; Animals; Animals, Domestic/*psychology; *Cognition; Consciousness; Veterinary Medicine/standards |
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0042-4900 |
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| Notes |
PMID:10766123 |
Approved |
no |
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Equine Behaviour @ team @ |
Serial |
2856 |
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| Author |
Lanier, J.L.; Grandin, T.; Green, R.D.; Avery, D.; McGee, K. |
| Title |
The relationship between reaction to sudden, intermittent movements and sounds and temperament |
Type |
Journal Article |
| Year |
2000 |
Publication |
Journal of Animal Science |
Abbreviated Journal |
J. Anim Sci. |
| Volume |
78 |
Issue |
6 |
Pages |
1467-1474 |
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N1 - |
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no |
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Equine Behaviour @ team @ |
Serial |
2945 |
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| Author |
Olesen, I.; Groen, A.F.; Gjerde, B. |
| Title |
Definition of animal breeding goals for sustainable production systems |
Type |
Journal Article |
| Year |
2000 |
Publication |
Journal of Animal Science |
Abbreviated Journal |
J. Anim Sci. |
| Volume |
78 |
Issue |
3 |
Pages |
570-582 |
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N1 - |
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no |
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Equine Behaviour @ team @ |
Serial |
2934 |
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| Author |
Sprigge, T.L.S. |
| Title |
Darwinian Dominion: Animal Welfare and Human Interests: Lewis Petrinovich, Cambridge, Mass, London, England, MIT Press, 1999, ix + 431 pages, {pound}31.50 (hc) |
Type |
Journal Article |
| Year |
2000 |
Publication |
J. Med. Ethics |
Abbreviated Journal |
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26 |
Issue |
5 |
Pages |
412- |
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| Notes |
10.1136/jme.26.5.412 |
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no |
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Equine Behaviour @ team @ |
Serial |
2958 |
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| Author |
Bickerton, D. |
| Title |
Resolving Discontinuity: A Minimalist Distinction between Human and Non-human Minds |
Type |
Journal Article |
| Year |
2000 |
Publication |
Integr. Comp. Biol. |
Abbreviated Journal |
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| Volume |
40 |
Issue |
6 |
Pages |
862-873 |
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| Abstract |
Our genotype is so similar to those of the African apes, and our last common ancestor with them so recent, that it seems impossible that human and non-human cognition should differ qualitatively. But the outputs of human cognition are unique in their limitless creativity and adaptability. Exaption resolves the apparent paradox. Assume that the power to create symbols emerges from stimulus-stimulus linkages and is latent in many animals, and that the structural side of language emerges from the argument structures inherent in the social calculus associated with reciprocal altruism. These adaptations confer the potential for language. However, creating complex messages requires uniquely long-lasting coherence of neural signals, which depends in turn on the large quantities of neurons unique to Homo. The only difference between human and non-human minds is that we can sustain longer and more complex trains of thought. All else (emotions, rational processes, even consciousness) could be exactly the same. |
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| Notes |
10.1093/icb/40.6.862 |
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no |
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Equine Behaviour @ team @ |
Serial |
2966 |
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| Author |
Potì, P. |
| Title |
Aspects of spatial cognition in capuchins (Cebus apella): frames of reference and scale of space |
Type |
Journal Article |
| Year |
2000 |
Publication |
Animal Cognition |
Abbreviated Journal |
Anim. Cogn. |
| Volume |
3 |
Issue |
2 |
Pages |
69-77 |
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| Abstract |
Frames of reference (i.e. sets of loci defining spatial locations) determine animals' performances in object search tasks. Reference frames are used at different scales. Although much behavioural research has been conducted on search strategies in many animal species, relatively little has been done on nonhuman primates. The two experiments reported here focused on the relative strength and the level of functioning of different reference frames at the small-scale level in four capuchins (Cebus apella). Two identical boxes and a landmark were placed on a round platform that could be rotated. A reward was hidden in subject's view under one box, and then a sash-screen was lowered to hide the rotation of the platform; the sash-screen was then lifted and the subject allowed to search for the reward. In experiment 1 the rewarded box was always the closer to the landmark, in experiment 2 it could be either the box closer to or the box farther from the landmark. Capuchins were successful after invisible rotations in experiment 1, but they failed after invisible rotations in experiment 2. Two possible explanations are proposed: (1) capuchins relied heavily on the left-right body-axis as a frame, and they could only substitute it with a simple association between the rewarded position and the landmark; or (2) capuchins failed because they chose external cues in the room, therefore on a inappropriate scale. The latter explanation allows two further inferences: (a) the capuchins' choice was indirectly related to their body-axes; and (b) the capuchins revealed a cognitive asymmetry between small-scale and large-scale spaces, thus differing from humans. |
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Equine Behaviour @ team @ |
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3085 |
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