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Tag: "tears" at biology news

Tears reveal some of their deepest secrets to researchers

... no secret why we shed tears. But exactly what our tears are made of has remained a mystery to scientists. ...middle, watery layer ?what we normally think of as tears when we cry ?is sandwiched between a layer of mucus and an outer layer of fatty, oily substances col...

Cigarette smoking impedes tendon-to-bone healing

...arm and stabilize the shoulder joint. Rotator cuff tears involve one or more of the tendons. The injuries are more common as people age and more common in the dominant arm. The true incidence of the injuries is hard to determine because between 5 percent and 40 percent of people who may have a torn rotator...

Chemical 'band-aid' prevents heart failure in mice with muscular dystrophy

.... Our hypothesis was that stretching created small tears or holes in the myocyte membrane, which allowed ca...little ball and die." To test for the presence of tears in myocyte membranes, U-M researchers used a special fluorescent dye, which cannot penetrate an inta...

Study shows humans have ability to track odors, much like bloodhounds

...e onions and ammonia, are stinging enough to bring tears to the eyes. Perhaps, some suggested, von Bekesy's subjects were localizing odors based on trigeminal nerve stimulation, not olfactory nerve stimulation. To eliminate this confusion, Porter and Sobel used two odors with minimal trigeminal stimulatio...

A whole lot of shaking goin' on triggers early hatching in red-eyed tree frogs

...ight green parrot snake. In a twinkling, the snake tears a few eggs from the clutch. With that bite, the embryos start to wiggle frantically. As the snake moves to take another morsel, the embryos rupture their egg capsules, drop into the water, and, as tadpoles, swim away to safety -- hatching one to thr...

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(Date:4/17/2014)... consumption advisories for expecting mothers are ineffective in ... organic pollutants (POPs). , The study, performed ... Toronto Scarborough PhD student Matt Binnington and Professor ... environmental contamination, a mother,s compliance with advisories, and ... exposure in her children. , Their model estimates ...
(Date:4/17/2014)... in about one per eight hundred births, Down syndrome ... genetic cause of intellectual disability. It results from a ... third copy of chromosome 21 (1% of the human ... team in the Department of Genetic Medicine and Development ... published in Nature , shed light on how ...
(Date:4/17/2014)... to produce hydrogen sulfide in order to properly multiply ... from the Center for Craniofacial Molecular Biology at the ... Songtao Shi, principal investigator on the project, said the ... the flow of calcium ions. The essential ions activate ... or the creation of new bone tissue, and keeps ...
Breaking Biology News(10 mins):Fish consumption advisories fail to cover all types of contaminants 2Trisomy 21: How an extra little chromosome throws the entire genome off balance 2Trisomy 21: How an extra little chromosome throws the entire genome off balance 3
(Date:4/17/2014)... 2014) Population Council scientists and their partners have found ... can prevent the transmission of multiple sexually transmitted infections ... HIV, herpes simplex virus 2 (HSV-2), and human papillomavirus ... that the gel is effective against multiple strains of ... vagina against all three viruses of at least eight ...
(Date:4/17/2014)... The world is less than 40 years away from ... people and governments, according to a top scientist at ... time in human history, food production will be limited ... water and energy," said Dr. Fred Davies, senior science ... issues could become as politically destabilizing by 2050 as ...
(Date:4/17/2014)... Belfast,s Vice-Chancellor, Professor Patrick Johnston, whose work has transformed ... a Fellow of the European Academy of Cancer Sciences., ... independent advisory body of highly distinguished oncologists and cancer ... caused by cancer in Europe. , Professor Johnston, whose ... move from the bottom of the UK league table ...
(Date:4/16/2014)... April 15, 2014 The Translational Genomics Research Institute ... annual Founders Dinner for their support of TGen,s research ... place March 28 in Scottsdale. , Catherine Ivy, Founder ... received TGen,s John S. McCain Leadership Award, named for ...
(Date:4/16/2014)... that fertility treatments are the leading cause of increases ... risk of premature birth, these results are not inevitable, ... . The article identifies six changes in policy ... births and prematurity, including expanding insurance coverage for in ...
Breaking Medicine News(10 mins):Health News:Animal study provides first evidence that gel can prevent multiple virus transmission in vagina/rectum 2Health News:Food shortages could be most critical world issue by mid-century 2Health News:TGen honors Catherine Ivy and Craig Jackson with Leadership; Collaborative Spirit awards 2Health News:Preterm births, multiples, and fertility treatment 2Health News:Preterm births, multiples, and fertility treatment 3
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