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The first step in oral absorption of many medically important peptide-based drugs is mediated by an intestinal proton-dependent peptide transporter. This transporter facilitates the oral absorption of beta-lactam antibiotics and angiotensin-converting enzyme inhibitors from the intestine into enterocytes lining the luminal wall. A monoclonal antibody that… (More)
We initiated a survey of the Streptococcus pneumoniae genome by DNA sequence sampling. More than 9,500 random DNA sequences of approximately 500 bases average length were determined. Partial sequences sufficient to identify approximately 95% of the aminoacyl tRNA synthetase genes and ribosomal protein (rps) genes were found by comparing the database of… (More)
Studies of 2 groups of patients 2 years and 8 years following vasectomy failed to demonstrate evidence of cell mediated immunity to sperm. Histological examination of testicular tissue from 11 patients undergoing reversal of vasectomy showed significant abnormalities in each. However, subsequent fertility within 15 months occurred in 7 (63.6%) of these… (More)
BACKGROUND/AIMS Reduced minority participation in clinical research challenges researchers to consider novel recruitment modalities. This study describes a formal partnership between the National Educational Foundation of the Zeta Phi Beta Sorority and the Mid-Atlantic Cancer Genetics Network. The goal was to enhance awareness about inherited breast cancer… (More)
Thirty-five patients with pain suggesting a prostatic origin but with no evidence of active prostatic inflammation presented between 1979 and 1982 and were diagnosed as having osteitis pubis. The clinical presentation, diagnosis and treatment of osteitis pubis are presented together with the results of treatment.