Outcome of Expanded Newborn Screening Among 194 000 Neonates at Northeast México.

. To describe the results of a 16-year experience of a state-coverage expanded newborn screening program (NBSP) in Northeast México. .

Gene Copy Number Quantification of , , and for the Detection of Sex Chromosome Aneuploidies in Neonates.

To explore the feasibility of detecting sex chromosome aneuploidies (SCAs) by means of gene copy number quantification of short stature homeobox (), vesicle-associated membrane protein 7 (), and in newborns. Gene doses of , , and were determined by quantitative polymerase chain reaction (qPCR) using DNA obtained from dried blood samples from newborns. Relative quantification values were obtained.

Decline of neural tube defects cases after a folic acid campaign in Nuevo León, México.

Background: Nuevo León is a state in northeastern Mexico, near the border of Texas. Mean mortality rate from 1996-98 due to anencephaly cases was 0.6/1,000.