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News tagged with yeast cells

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Within a cell, actin keeps things moving

Within a cell, actin keeps things moving

Chemistry / Biochemistry

created Dec 17, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- Using new technology developed in his University of Oregon lab, chemist Andrew H. Marcus and his doctoral student Eric N. Senning have captured what they describe as well-orchestrated, actin-driven, ...


RNA interference found in budding yeasts

Chemistry / Biochemistry

created Sep 11, 2009 | popularity not rated yet | comments 0

Some budding yeast species have the ability to silence genes using RNA interference (RNAi). Until now, most researchers thought that no budding yeasts possess the RNAi pathway because Saccharomyces cerevisiae, the protoypical ...


Study finds link between Parkinson's disease genes and manganese poisoning

Study finds link between Parkinson's disease genes and manganese poisoning

Medicine & Health / Genetics

created Feb 01, 2009 | popularity 4.7 / 5 (9) | comments 0

A connection between genetic and environmental causes of Parkinson's disease has been discovered by a research team led by Aaron D. Gitler, PhD, Assistant Professor in the Department of Cell and Developmental ...


Evolutionary process more detailed than previously believed, study shows

Biology /

created Jan 16, 2009 | popularity 4.9 / 5 (11) | comments 8

New evidence from a study of yeast cells has resulted in the most detailed picture of an organism's evolutionary process to date, says a Texas A&M University chemical engineering professor whose findings provide the first ...


Superior offspring without genetic modification

Biology / Cell & Microbiology

created Dec 08, 2009 | popularity 4.5 / 5 (2) | comments 0

We don't always turn out like our parents. Sometimes we become even better. How this happens is the subject of a new research project at the University of Gothenburg.


Yeast in a shell: Coating individual living yeast cells with silicon dioxide

Chemistry / Biochemistry

created Nov 03, 2009 | popularity 4.3 / 5 (3) | comments 0

(PhysOrg.com) -- Our breakfast egg is a peculiarity of nature: a single cell protected by a thin mineral layer. Apart from a number of tiny radiolaria and diatoms, individual cells normally do not have a hard shell. Korean ...


New technique allows scientists to penetrate yeast cells' hard exterior

New technique allows scientists to penetrate yeast cells' hard exterior

Biology / Cell & Microbiology

created Sep 03, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- If you want to know how a cell responds to a particular chemical, the experiment is simple: Inject it with that chemical. Micropipettes — tiny needles that can puncture a cell and deliver ...


Researchers Clone and Engineer Bacterial Genomes in Yeast and Transplant Genomes Back into Bacterial Cells

Biology / Cell & Microbiology

created Aug 24, 2009 | popularity not rated yet | comments 1

Researchers at the J. Craig Venter Institute (JCVI), a not-for-profit genomic research organization, published results today describing new methods in which the entire bacterial genome from Mycoplasma mycoides was cloned ...


Not so sweet: Over-consumption of sugar linked to aging

Chemistry / Biochemistry

created Mar 06, 2009 | popularity 4.4 / 5 (12) | comments 1

We know that lifespan can be extended in animals by restricting calories such as sugar intake. Now, according to a study published in the journal PLoS Genetics, Université de Montréal scientists have discov ...


Advance toward producing biofuels without stressing global food supply

Advance toward producing biofuels without stressing global food supply

Chemistry / Biochemistry

created May 07, 2009 | popularity 4 / 5 (3) | comments 0

Scientists in California are reporting use of a first-of-its-kind approach to craft genetically engineered microbes with the much-sought ability to transform switchgrass, corn cobs, and other organic materials ...


Starve a yeast, sweeten its lifespan

Biology / Cell & Microbiology

created Mar 24, 2009 | popularity 4.5 / 5 (4) | comments 0

Johns Hopkins researchers have discovered a new energy-making biochemical twist in determining the lifespan of yeast cells, one so valuable to longevity that it is likely to also functions in humans.


Glucose to glycerol conversion in long-lived yeast provides anti-aging effects

Biology / Cell & Microbiology

created May 08, 2009 | popularity 4.3 / 5 (6) | comments 2

Cell biologists have found a more filling substitute for caloric restriction in extending the life span of simple organisms. In a study published May 8 in the open-access journal PLoS Genetics, researchers from the Univer ...


Self-digestion as a means of survival

Biology / Cell & Microbiology

created Feb 27, 2009 | popularity 5 / 5 (6) | comments 0

In times of starvation, cells tighten their belts: they start to digest their own proteins and cellular organs. The process - known as autophagy - takes place in special organelles called autophagosomes. It is a strategy ...


Study pinpoints novel cancer gene and biomarker

Study pinpoints novel cancer gene and biomarker

Medicine & Health / Cancer

created Jun 24, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- Dana-Farber Cancer Institute scientists' discovery of a cancer-causing gene - the first in its family to be linked to cancer - demonstrates how the panoramic view of genomics and the close-up ...


Nanosatellite to Study Antifungal Drug Effectiveness in Space

Nanosatellite to Study Antifungal Drug Effectiveness in Space

Space & Earth / Space Exploration

created Apr 28, 2009 | popularity 5 / 5 (1) | comments 1

(PhysOrg.com) -- NASA is preparing to fly a small satellite about the size of a loaf of bread that could help scientists better understand how effectively drugs work in space. The nanosatellite, known as PharmaSat, ...