OBJECTIVES This is the first study done in Puerto Rico to estimate the prevalence of hepatitis C virus (HCV) genotype distribution in patients with chronic infection and to determine the statistical association between the genotype and variables such as age, sex, HCV risk factors, and viral load. METHODS Chronic HCV infected patients diagnosed with ELISA, RIBA or PCR from 1990 to 2002 who wer...

The aim of this research is to compare the carcass composition and meat quality characteristics spent Cobb 500 Ross 308 broiler breeders. A total 28 carcasses were evaluated—7 female 7 male from each genotype. Dissection was performed, percentages neck, wings, skin with subcutaneous fat, abdominal residual components, breast leg muscles calculated relative eviscerated weight. evaluated for thei...

Disorders of sex differentiation cause a discrepancy between sex itself (phenotype) and genetic sex (genotype) which poses a problem in sex determination. In lower socioeconomic level countries where prenatal diagnosis is often absent and technical equipments are inadequate, medical and surgical management is difficult. The aim of this study is to clarify the role of laparoscopy in the manageme...