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An electrophoretic study on phospholipase A2 isoenzymes in the venoms of Central American crotaline snakes
(Elsevier, 1992)
The number and isoelectric points of phospholipase A2 isoenzymes were studied in the venoms of 12 Central American crotaline snakes of the genera Bothrops, Crotalus, Lachesis and Agkistrodon. The study was carried out by ...
Prevalence and risk factors for Trichomonas foetus infection in cattle in northeastern Costa Rica
(Elsevier, 1992-05-27)
Two studies (one pilot and one cross-sectional) were conducted in the two main livestock-rearing
areas of Costa Rica using an improved method (In-Pouch TF) for the detection of Trichomonas
foetus infection in bulls. Herd ...
First report of Lutzomyia (Psychodopygus) bispinosa Fairchild and Hertig (Diptera. Psychodidae) from Costa Rica.
(Universidad de Costa Rica, 1992)
Lutzomyia bispinosa had been reported from Belize (Williams 1970), Guatemala (Portes et al. 1987). Honduras (Fairchild and Hertig 1959), Nicaragua (Fairchild an Hertig 1959) and Panamá (Fairchild and Hertig 1951) which ...