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Roundup®highly lethal to amphibians, finds University of Pittsburgh researcher

The herbicide Roundup® is widely used to eradicate weeds. But a study published today by a University of Pittsburgh researcher finds that the chemical may be eradicating much more than that. . .. In a paper titled "T...

Pitt professor's theory of evolution gets boost from cell research

An article by University of Pittsburgh Professor of Anthropology Jeffrey H. Schwartz and University of Salerno Professor of Biochemistry Bruno Maresca, published Jan. 30 in the New Anatomist journal, shows that the emerging understanding of cell structure lends strong support to Schwartz's theory of evolution, originally explained in his seminal work, Sudden Origins: Fossils, Genes, and the Emerg...

Carbon nanotubes that detect disease-causing mutations developed by Pitt researcher

University of Pittsburgh researcher Alexander Star and colleagues at California-based company Nanomix, Inc., have developed devices made of carbon nanotubes that can find mutations in genes causing hereditary diseases, they report in the Jan. 16 issue of the journal Proceedings of the National Academy of Science. This method is less expensive and takes less time than conventional techniques. . Ca...

Pittsburgh researchers discover that certain chemicals in the blood may indicate brain injury

Researchers at Children's Hospital of Pittsburgh have found that increased levels of certain proteins in the blood or spinal fluid may signal brain injury in infants with vomiting, fussiness and several other common symptoms. . Infants with shaken baby syndrome (SBS) ?the most common cause of severe traumatic brain injuries in young children ?are often misdiagnosed because doctors rarely receive...

Pitt phage hunter takes on tuberculosis

One third of the world's people are infected with tuberculosis, and someone new is infected every second. TB is notoriously hard to treat, requiring a course of multiple antibiotics over six to nine months. Many people don't complete the full course of treatment, which leads to increasing antibiotic resistance against the disease. . More effective treatments could be on the way, however, with a...

What's in the water? Estrogenic activity documented in fish caught in Pittsburgh's rivers

A new study from the University of Pittsburgh Cancer Institute's Center for Environmental Oncology suggests that fish caught in Pittsburgh rivers contain substances that mimic the actions of estrogen, the female hormone. Since fish are sentinels of the environment, and can concentrate chemicals from their habitat within their bodies, these results suggest that feminizing chemicals may be making t...

Pitt study notes decline in male births in the US and Japan

A study published in this week’s online edition of Environmental Health Perspectives reports that during the past thirty years, the number of male births has decreased each year in the U.S. and Japan. In a review of all births in both countries, the University of Pittsburgh-led study found significantly fewer boys being born relative to girls in the U.S. and Japan, and that an increasing proporti...

The sturdier sex? -- Study by Pittsburgh scientists finds female stem cells work better

Female stem cells derived from muscle have a greater ability to regenerate skeletal muscle tissue than male cells, according to a study at Children’s Hospital of Pittsburgh of UPMC. . .. This finding could have a major impact on the successful development of stem cells as viable therapies for a variety of diseases and conditions, according to the study’s senior author, Johnny Huard, PhD, di...

University of Pittsburgh School of Medicine researchers develop 'off-the-shelf' vascular grafts

University of Pittsburgh School of Medicine investigators have engineered artificial blood vessels from muscle-derived stem cells (MDSCs) and a biodegradable polymer that exhibit extensive remodeling and remain free of blockages when grafted into rats. The results of their study, which is being presented at the Tissue Engineering and Regenerative Medicine International Society (TERMIS) North Ame...
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