Now showing items 21-30 of 142
Clima y temperatura sub-superficial del mar en Bahía Culebra, Golfo de Papagayo, Costa Rica
Climate and subsurface sea temperature in Bahía Culebra, Costa Rica
(Revista Biología Tropical, 60 (2): 159-171, 2012-04)
Bahía Culebra, Golfo de Papagayo, Costa Rica is a seasonal upwelling area. To determine the relationship of climate and the subsurface temperature variability at Bahía Culebra, we analyzed nine records of sea subsurface ...
Análisis de varios marcadores genéticos clásicos en la población de Costa Rica
A study of several loci blood groups (ABO, Diego, Duffy, Kell, Kidd, Lewis, Lutheran, MNSs, P, Rhesus and Secretor), and Hp serum protein was carried out on a sample of 2 196 unrelated Costa Rican individuals of both ...
The STR polymorphism (AAAAT)n within the intron 1 of the tumor protein 53 (TP53) locus in 17 populations of different ethnic groups of Africa, America, Asia and Europe
(Revista de Biología Tropical, 52(3):645-657, 2004)
The SIR (A.AAAT). within intron 1 of the TP53 Locus was screened in 17 populations from 3 main ethnic groups: Europeans, Asiatics, and Africans. and from the hybrid population of Costa Rica (1968 samples). Three alleles, ...
Diversidad genética y mezcla racial en los amerindios de Costa Rica y Panamá
The genetic diversity of nine Amerindian tribes (Borne*, Bokota, Bribri, Cabecar, Gourmet, Guaymi., Hues's, Kuna and Teribe) from Costa Rica and Panama were analyzed using 48 loci of enzimatic systems, blood groups and ...
Genetic variation in the Bribri and Cabecar Amerindians from Talamanca, Costa Rica
A screening of more than 40 loci was performed in the Bribri and Cabecar Amerindian populations of Talamanca in Southeastern Costa Rica. Some differences were found in the distribution (presence or absence) of the variants ...
Rotavirus y campylobacter fetus jejuni asociados a un brote de diarrea en terneros
(Revista de Biología Tropical 32 (2) 303-304, 1984-04-27)
Rotaviruses and Campylobacter fetus jejuni are ubiquitous agents of diarrheal disease in animals and humans. Under natural conditions they do not seem to cross inter-species barriers; a zoonosis has not been documented for ...
Chromosomal defects in 34 male homosexuals, half of them with HIV antibodies
(Revista de Biologíaa Tropical 50(1):347-353, 2002, 2002-09)
Most of the research about viral interactions with human chromosomes was done during the sixties and early seventies and very few was performed after the human immunodeficiency virus (HIV) appearance as an epidemic in ...