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Tag: "pressure" at biology news

Students invent protective pouch to enhance cell therapy

.... They also demonstrated that the device causes no pressure drop in the model blood vessels and that the microcapsules can easily be injected and withdrawn. Link said he and his team members appreciated the chance to solve a real-world engineering challenge while drawing on the expertise of prominent resea...

Simple home spit test to spot deadly pre-eclampsia

...ted to be more reliable than the traditional blood pressure and urine tests conducted in GPs' offices and hosp...d intervention could save lives. Standard blood pressure and urine tests are unreliable, and there is a lot of scope for "user error", according to Michael R...

8 plants from South Africa may hold potential for treating high blood pressure

...nt extracts may hold value for treating high blood pressure (hypertension). The study, entitled ACE Inhibit...r blockers (ARB). These drugs not only lower blood pressure but offer additional protection to the brain and heart. ACEI, in particular, provide beneficial prop...

Maggots rid patients of MRSA

...e size of the ulcer, for four days at a time, with pressure relieving dressings to protect them. No topical antimicrobial agents or growth factors were used on the study ulcer. All but one of the patients was cleared of the superbug. During the treatment period, no adverse reactions were reported and there...

Resistant HIV quickly hides in infants' cells

...sed treatment in these infants, you avoid applying pressure that allows drug-resistant HIV to flourish." The study concluded that it is important to consider drug-resistance testing as a part of the initial evaluation of newly HIV-infected infants so that appropriate choices can be made when considering po...

Hawaiian treasure, macadamia nuts good for the heart

...slightly elevated cholesterol levels, normal blood pressure and were not taking lipid lowering drugs. Researchers randomly assigned participants to either the macadamia nut diet or the standard American diet and provided all meals for the participants for five weeks. The participants then switched diets and c...

Focused ultrasound relieves fibroid symptoms in women

... enlarged uterine size, frequent urination, pelvic pressure or pain and infertility. According to the National Women’s Health Information Center, fibroids are the primary reason for surgical removal of the uterus, accounting for approximately one-third of hysterectomies performed annually in the U.S. MRgF...

3-D ultrasound scanner provides in-depth view of the brain

...surgeries to drain cerebrospinal fluid and relieve pressure on the brain. In a second animal, the researchers made use of dyes to enhance ultrasound images of blood vessels in the brain. The new advance is the latest in a series of developments Smith's team has made since developing the first 3-D ultrasoun...

UI anthropologist, colleagues discover remains of earliest giant panda

...untainous upland bamboo forests, partly due to the pressure of modern civilization. Ciochon, anthropology professor and department chair in the University of Iowa College of Liberal Arts and Sciences, says that he plans to return to China this November to explore new cave sites in collaboration with Chine...

UCF nanoparticle offers promise for treating glaucoma

... glaucoma. The disease involves abnormally high pressure of the fluid inside the eye, which, if left untrea...n damage to the optic nerve and vision loss. High pressure occurs, in part, because of a buildup of carbon dioxide inside the eye, and the compound blocks the ...

Potent possibilities for parasite attack

...rly there must have been considerable evolutionary pressure over time to maintain the structure and sequence of the Leishmania genomes - the degree of similarity between these species was unexpected," explained Professor Deborah Smith, collaborator on this project at the University of York. "Perhaps only a fe...

454 sequencing identifies HIV drug resistance at early stage

...trains which can grow rapidly under drug selection pressure and lead to therapy failure. This retrospective study clearly shows that even resistance mutations present at the 1% level lead to premature failure of therapy” explained Michael Kozal, M.D. the senior author on the study. “In the future, hopefully ...

Salty oceans provide early warning for climate change

...ergy is transferred through the ocean along a deep pressure wave. “The surge of salt generates a pressure gradient in the ocean that sends energy to the north without water actually being transported,” expl...

Longer treatment benefits sleep apnea patients

...m longer nightly use of continuous positive airway pressure (CPAP), a device to improve breathing during sleep, according to a new study supported by the National Heart, Lung, and Blood Institute (NHLBI) of the National Institutes of Health. This is the first study to identify the nightly duration of CPAP use...

The insect vector always bites twice

...inked to ecosystem changes, climatic variations or pressure from human activities. Malaria, sleeping sickness and so on lead to the death of millions of people in the world. African countries are particularly strongly hit. The expansion of Dengue fever and the recent epidemics of Chikungunya and West Nile dis...

Gene therapy delivery of nerve growth factors reverses erectile dysfunction in animal model

...F exhibited significant recovery of intracavernous pressure (ICP) and systemic arterial pressure (AP) compared with rats treated with the control virus or untreated mice with ED. Rats treated with ...

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