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Biological relationship between Central and South American Chibchan speaking populations: evidence from mtDNA.
We examined mitochondrial DNA (mtDNA) haplogroup and haplotype diversity in 188 individuals from three Chibchan (Kogi, Arsario, and Ijka) populations and one Arawak (Wayuú) group from northeastExpand
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Distribution of the 3' VNTR polymorphism in the human dopamine transporter gene in world populations.
A polymorphism with a variable number of tandem repeats (VNTR) found in the 3' untranslated region of the human dopamine transporter gene (DAT1) was scored in unrelated individuals drawn from 10Expand
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High genetic diversity on a sample of pre-Columbian bone remains from Guane territories in northwestern Colombia.
Ancient DNA was recovered from 17 individuals found in a rock shelter in the district of "La Purnia" (Santander, Colombia). This region is the homeland of pre-Columbian Guane, whom spread over theExpand
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Absence of the BRCA1 del (exons 9–12) mutation in breast/ovarian cancer families outside of Mexican Hispanics
The frequency and spectrum of germ line mutations in the high-penetrance breast cancer susceptibility genes BRCA1 and BRCA2 shows considerable variation by ethnic group. Most genetic epidemiologicalExpand
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Homocisteína y polimorfismos de cistationina β sintasa y metilentetrahidrofolato reductasa en población sana de Colombia
Introduccion: Durante los ultimos anos la hiperhomocisteinemia moderada (>17 mM) y la presencia de las variantes polimorficas de los genes comprometidos en el metabolismo de la metionina, como laExpand
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Coexistence of human T-lymphotropic virus types I and II among the Wayuu Indians from the Guajira Region of Colombia.
High prevalences of human T-lymphotropic virus type II (HTLV-II) infection have been found recently among certain Amerindian groups in North, Central, and South America. To determine if theExpand
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Analysis of the distribution of HLA-A alleles in populations from five continents.
The variation and frequency of HLA-A genotypes were established by PCR-SSOP typing in diverse geographically distributed populations: Brazilian, Colombian Kogui, Cuban, Mexican, Omani, SingaporeExpand
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Identification of a novel mutation in the enamalin gene in a family with autosomal-dominant amelogenesis imperfecta.
Amelogenesis imperfecta (AI) is a heterogeneous genetic disorder that affects the formation of the dental enamel matrix. Mutations in the enamelin (ENAM) gene have been found in patients with thisExpand
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Highly Sensitive Detection and Genotyping of HPV by PCR Multiplex and Luminex Technology in a Cohort of Colombian Women with Abnormal Cytology
Cancer of the uterine cervix (CC) is the second most common cancer in women worldwide. In Colombia, CC is the second most frequent cancer among the entire women population and the first among womenExpand
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A Colombian Caribbean population study of 16 Y-chromosome STR loci.
Allelic frequencies and haplotypic composition of 305 male unrelated individuals from the Caribbean Colombian states of Atlántico, Bolívar, Cesar, Córdoba, Guajira, Magdalena and Sucre, wereExpand
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