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Tag: "undergraduate" at biology news

Same mutation aided evolution in many fish species, Stanford study finds

...y, and Kim Hosemann; technician Sarita Balabhadra; undergraduate Guadalupe Villarreal Jr.; technical managers at the Stanford Human Genome Center Mark Dickson, Jane Grimwood and Jeremy Schmutz; and Richard Myers, PhD, professor of genetics. ...

Scientists discover how plants disarm the toxic effects of excessive sunlight

..., and the University of Wisconsin-Madison Hilldale undergraduate research scholars program. Cells that grow by photosynthesis use chlorophyll to absorb solar energy. The following NASA satellite image maps chlorophyll concentrations on land as well as in oceans, lakes and seas. This image provides a snapshot of p...

Chemicals in tattoo inks need closer scrutiny

... the rough and rowdy," says Haley Finley-Jones, an undergraduate chemistry student and lead author of the study. "W...tween Finley-Jones and Leslie Wagner as part of an undergraduate research project directed by Jani Ingram, a professor of chemistry at NAU ?has two main goals: to ch...

Medical molecules designed to respond to visible light that can penetrate tissue

...n Center's Sails Pavilion. Co-authors are Brewer; undergraduate chemistry students Matthew Jeletic of Centreville,...y, China, Mongelli, Dubash, Jeletic, and chemistry undergraduate Julie Heinecke of Powhatan, Va. ...

Scientists journey to southern Africa to unravel the secret world of elephant communication

...professor of comparative medicine at Stanford, and undergraduate Christina Alarcon are dissecting the foot of an Asian elephant that recently died at a zoo. Preliminary results reveal a high density of Pacinian corpuscles in the front of the foot and along the edges--a finding consistent with the notion that eleph...

Protein helps regulate the genes of embryonic stem cells

...rs include Della Yee, lab technician; Andrew Chen, undergraduate researcher; and Drs. Sundeep Kalantry and Stormy J. Chamberlain, postdoctoral fellows. Arie P. Otte, professor at the Swammerdam Institute for Life Sciences, Amsterdam, also contributed. ...

Maine Researchers Find Exceptions to Old Rules of Genetic Inheritance

...ory and the College of the Atlantic, Bates College undergraduate Jennifer Reynolds, and Dr. John Schimenti, adjunct senior staff scientist at The Jackson Laboratory. In feral house mice, 20 percent of the population carries one copy of the t haplotype whereas the remaining 80 percent carries the wild haplotype. A...

While on trail of dioxin, scientists pinpoint cancer target of green tea

...uch more potent." Palermo, Gasiewicz, and current undergraduate Claire Westlake discovered that a chaperone protein known as HSP90 is involved in conferring green tea's protective effects. Other researchers have shown that many cancer cells have an increase in the level of HSP90 compared to healthy cells, and tha...

Scientists use manufacturing methods to reconstruct mastodon

...ribs and almost a year for the skull, said biology undergraduate student Kelly Iknayan, of Gaylord, Mich., who worked on the project last year. From the molds, students and volunteers then made fiberglass casts. "Casting the skull was a real process, too," Iknayan said. "The exhibit preparators and lab crew spent...

Mice brains shrink during winter, impairing some learning and memory

...neuroscience at Ohio State , and Brenda Reader, an undergraduate psychology major at Ohio State . The findings were published in the May 4 issue of the Journal of Neuroscience. In one set of experiments, the researchers used 20 adult male white-footed mice. Using artificial light, some mice were kept in short day...

Research on antibiotics receives historical recognition

...man joined the Rutgers faculty in 1918. Even as an undergraduate student, Waksman studied actinomycetes in the soil, but it was not until late 1930s that he turned his attention to the searching for microbes that attacked other microbes. Waksman received the Nobel Prize for physiology or medicine in 1952 for "ing...

Revueltosaurus skeleton unearthed at Petrified Forest upsets dinosaur tale

...rted working in the park with Parker in 2002 as an undergraduate at Northern Arizona University, said that this crocodilian ancestor was only three to four feet long, with a stubbier, less flattened skull and a less sprawling leg posture than today's crocodiles have. Also, the armor did not cover the entire body, ...

Agilent Technologies introduces high-capacity human protein removal system for proteomics research

...rted working in the park with Parker in 2002 as an undergraduate at Northern Arizona University, said that this crocodilian ancestor was only three to four feet long, with a stubbier, less flattened skull and a less sprawling leg posture than today's crocodiles have. Also, the armor did not cover the entire body, ...

It's electric: Cows show promise as powerplants

...lab, she and Rismani-Yazdi, along with a number of undergraduate students, used actual cow manure to power a microbial fuel cell. These individual cells produced between 300 and 400 millivolts. "The students put a few of these cells together and were able to fuel their rechargeable batteries over and over again,"...

One hit of crystal meth causes birth defects

...octoral candidates Winnie Jeng and Andrea Wong and undergraduate Ryan Ting-A-Kee were also involved in this study. The research was supported by a grant from the Canadian Institutes of Health Research (CIHR). The doctoral candidates received awards from the CIHR/Rx&D Health Research Foundation, the American So...

Virginia Tech group adds tools to DNA-targeted anti-cancer drugs

...al associate in chemistry; Virginia Tech chemistry undergraduate students Jerita Dubash, of Ashburn, Va., and Matthew Jeletic, of Centreville, Va., graduate students David F. Zigler, of Sterling, Ill., Julie Heinecke, of Powhatan, Va., and Ran Miao, of Zhangzhou City, China, and biology professor Brenda S. J. Wink...

Bad aftertaste? New sensory on/off switch may 'cure' bane of artificial sweetener search

...al associate in chemistry; Virginia Tech chemistry undergraduate students Jerita Dubash, of Ashburn, Va., and Matthew Jeletic, of Centreville, Va., graduate students David F. Zigler, of Sterling, Ill., Julie Heinecke, of Powhatan, Va., and Ran Miao, of Zhangzhou City, China, and biology professor Brenda S. J. Wink...

Going To Extremes To Improve Human Health

...nt of Human Physiology, which also has roughly 400 undergraduate majors. (The department, previously known as Exercise and Movement Science, underwent a name change in July 2004.) "In this current day of rapid discovery in genetics and cellular biology, it is more important than ever that some attention be focuse...

Woods Hole Research Center plans controlled burn in Amazon rainforest

...n, and eight college students are conducting their undergraduate theses within the project. The Grupo Maggi, the world's largest private producer of soybeans, owns the study site. By conducting this work on this property, it is hoped that the fire experiment, along with concurrent studies of riparian zone recupera...

MSU researchers receive $4 million grant to uncover gene functions

...ps. An additional 10 positions will be created for undergraduate students enabling them to receive valuable research experience. "MSU plant scientists have been in the vanguard in using Arabidopsis as the best-understood plant model," said George Leroi, dean of the MSU College of Natural Science. "Importantly, th...

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