Tag Archive physiology

Study sheds new light on asthma, COPD

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“The new study lays the groundwork for developing treatments for diseases such as asthma, COPD, cystic fibrosis and even certain cancers,” said senior author Thomas J. Brett, PhD, assistant professor of medicine. “It also solves a 20-year mystery about the role of a protein that has long been associated with these diseases.” The study appears March 17 in the journal eLife. …

Is too much artificial light at night making us sick?

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It’s an emerging topic in health, one that UConn Health (University of Connecticut, Farmington, Conn.) cancer epidemiologist Richard Stevens has been studying for three decades. “It’s become clear that typical lighting is affecting our physiology,” Stevens says. “But lighting can be improved…

Insect and mammal ovulation more alike than not?

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We have a general idea of the timing of and the hormones involved in ovulation in humans. What we don’t understand are the precise mechanics regulating how the egg escapes from the follicle of cells encasing it in the ovary…

What autism can teach us about brain cancer: Both disorders involve faults in same protein

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A summary of their work in human tumor cells and mice was published today in the journal Nature Communications. …

Molecular breakthrough could halt spread of prostate cancer — ScienceDaily

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Pioneering research, by academics at the Universities of Bristol, Nottingham and the University of the West of England (UWE Bristol), shows that a specific compound can inhibit the activity of a molecule which is key to how tumours form new blood vessels. The vessels are essential for the cancer cells to survive and multiply. The findings, published in the journal Oncogene, show that targeting a molecule called SRPK1 could stop progression of prostate cancer…

Hot flashes going unrecognized, leaving women vulnerable

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More than 70 per cent of women who have had breast cancer experience menopausal problems, and hot flashes in particular, which are among the most prevalent and potentially distressing problems following breast cancer treatment. These can also be long lasting, persisting for more than five years once cancer treatment has ended and affecting all aspects of life, including sleep, social situations, intimate relationships and ability to work…

Scientists generate first human stomach tissue in lab with stem cells

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Scientists at Cincinnati Children’s Hospital Medical Center report Oct. 29 in Nature they used human pluripotent stem cells — which can become any cell type in the body — to grow a miniature version of the stomach…

Exercise boosts tumor-fighting ability of chemotherapy, team finds

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Their work, performed in a mouse model of melanoma, found that combining exercise with chemotherapy shrunk tumors more than chemotherapy alone. Joseph Libonati, an associate professor in the School of Nursing and director of the Laboratory of Innovative and Translational Nursing Research, was the senior author on the study, which appears in the American Journal of Physiology. His collaborators included Penn Nursing’s Geetha Muthukumaran, Dennis Ding and Akinyemi Bajulaiye plus Kathleen Sturgeon, Keri Schadler, Nicholas J. …

Pathogenic connection between autoimmune disorders, cancer found — ScienceDaily

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source : http://www.sciencedaily.com/releases/2014/07/140722142411.htm

Two genes linked to inflammatory bowel disease — ScienceDaily

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source : http://www.sciencedaily.com/releases/2014/04/140422100103.htm