Cell & Microbiology news
Preventing bacteria from falling in with the wrong crowd could help stop gum disease
Stripping some mouth bacteria of their access key to gangs of other pathogenic oral bacteria could help prevent gum disease and tooth loss. The study, published in the journal Microbiology suggests that t ...
1 hour ago |
not rated yet |
0
Molecular path from internal clock to cells controlling rest and activity revealed in new study
(PhysOrg.com) -- The molecular pathway that carries time-of-day signals from the body's internal clock to ultimately guide daily behavior is like a black box, says Amita Sehgal, PhD, the John Herr Musser Professor ...
20 hours ago |
5 / 5 (1) |
0
|
Without second wave of brown fat, young mice can't live without mama
For all those who have wondered where they'd be without their mothers, a study reported in the February Cell Metabolism puts a whole new spin on the question. Mice whose mothers pass along a mutant copy of a single imprin ...
15 hours ago |
not rated yet |
0
The search for life's stirrings
Scientists studying how life arose on Earth are stumped by several key steps in that eventual process, but a Harvard scientist studying the earliest cells says that seemingly intractable problems in this field ...
20 hours ago |
5 / 5 (2) |
1
Modeling microbes to manage carbon dioxide
(PhysOrg.com) -- In the past decade, microbiologists began realizing that communities of microbes process energy and materials, which affects their environments. To understand how microbial communities function ...
20 hours ago |
not rated yet |
0
New study makes key finding in stem cell self-renewal
A University of Minnesota-led research team has proposed a mechanism for the control of whether embryonic stem cells continue to proliferate and stay stem cells, or differentiate into adult cells like brain, liver or skin.
Feb 06, 2012 |
4.7 / 5 (3) |
0
|
Study shows electron-beam irradiation reduces virus-related health risk in lettuce, spinach
(PhysOrg.com) -- A team of scientists studying the effects of electron-beam irradiation on iceberg lettuce and spinach has had its research published in the February issue of the leading microbiology journal, ...
Feb 06, 2012 |
5 / 5 (1) |
0
Amazon fungi found that eat polyurethane, even without oxygen
(PhysOrg.com) -- Until now polyurethane has been considered non-biodegradable, but a group of students from Yale University in the US has found fungi that will not only eat and digest it, they will do so even in the absence ...
Feb 03, 2012 |
4.8 / 5 (45) |
27
|
Discovery of extremely long-lived proteins may provide insight into cell aging
One of the big mysteries in biology is why cells age. Now scientists at the Salk Institute for Biological Studies report that they have discovered a weakness in a component of brain cells that may explain ...
Feb 03, 2012 |
4.9 / 5 (13) |
0
|
Collective action: Occupied genetic switches hold clues to cells' history
If you wanted to draw your family tree, you could start by searching for people who share your surname. Cells, of course, don't have surnames, but scientists at the European Molecular Biology Laboratory (EMBL) ...
Feb 03, 2012 |
5 / 5 (1) |
0
|
Roundworm research reviewed in Science publication
There are 16,000 types of parasitic roundworms causing illnesses in humans and animals. Controlling their effects on health becomes more difficult as the medicines used to treat them become less effective. A University of ...
Feb 03, 2012 |
not rated yet |
0
Sex-specific behaviors traced to hormone-controlled genes in the brain
Hormones shape our bodies, make us fertile, excite our most basic urges, and as scientists have known for years, they govern the behaviors that separate men from women. But how?
Feb 02, 2012 |
5 / 5 (5) |
4
|
Scientists coax shy microorganisms to stand out in a crowd
The communities of marine microorganisms that make up half the biomass in the oceans and are responsible for half the photosynthesis the world over, mostly remain enigmatic. A few abundant groups have had ...
Feb 02, 2012 |
not rated yet |
0
|
Rearranging the cell's skeleton: Small molecules at the cell's membrane enable cell movement
Cell biologists at Johns Hopkins have identified key steps in how certain molecules alter a cell's skeletal shape and drive the cell's movement.
Feb 02, 2012 |
5 / 5 (1) |
0
|
Understanding how bacteria come back from the dead
Salmonella remains a serious cause of food poisoning in the UK and throughout the EU, in part due to its ability to thrive and quickly adapt to the different environments in which it can grow. New research involving a team ...
Feb 02, 2012 |
not rated yet |
0
-
Engineers build first sub-10-nm carbon nanotube transistor
Feb 01, 2012 |
4.9 / 5 (29) |
30
-
Something old, something new: Evolution and the structural divergence of duplicate genes
Jan 31, 2012 |
4.6 / 5 (7) |
1
-
The hidden nanoworld of ice crystals: Revealing the dynamic behavior of quasi-liquid layers
Jan 30, 2012 |
5 / 5 (3) |
1
-
Stock market network reveals investor clustering
Jan 27, 2012 |
4 / 5 (22) |
8
-
Of microchemistry and molecules: Electronic microfluidic device synthesizes biocompatible probes
Jan 26, 2012 |
5 / 5 (1) |
0
More News
Bacterial plasmids -- the freeloading and the heavy-lifters -- balance the high price of disease
Studying self-replicating genetic units, called plasmids, found in one of the world's widest-ranging pathogenic soil bacteria -- the crown-gall-disease-causing microorganism Agrobacterium tumefaciens -- Ind ...
Chaos in the cell's command center
A defective operating system is never a good thing. Like computers, our cells depend on operating systems to drive normal functions. Gene expression programs comprise the software code our cells rely on, with each cell type ...
Circular RNAs more common than previously thought
In the classical model of gene expression, the genetic script encoded in our genomes is expressed in each cell in the form of RNA molecules, each consisting of a linear string of chemical "bases". It may be time to revise ...
Scientists build working model of life's engine
(PhysOrg.com) -- Researchers at the University of Southern California have built a theoretical working model of the cellular engine that powers all life.
Moonlighting enzyme works double shift 24/7
A team of researchers led by Michigan State University has discovered an overachieving plant enzyme that works both the day and night shifts.
Other News
Watching the engine of life, in real time, to understand how things go wrong
(PhysOrg.com) -- Ruben Gonzalez views ribosomes—the minute particles in cells that make proteins—as the “machines” of life. Naturally, the associate professor of chemistry is interested ...
Metabolic errors can spell doom for DNA
Many critical cell functions depend on a class of molecules called purines, which form half of the building blocks of DNA and RNA, and are a major component of the chemicals that store a cell’s energy. ...
Honey could be effective at treating and preventing wound infections
Manuka honey could help clear chronic wound infections and even prevent them from developing in the first place, according to a new study published in Microbiology. The findings provide further evidence for the clinical use of ...
High-resolution mapping of the 3D organization of chromosomes
In collaboration with researchers from the Weizmann Institute in Israel, a team from the Institut de Génétique Humaine (CNRS, France) has, for the first time, revealed the detailed three-dimensional ...
Spotted under the microscope: How a virus puts on its armor
Scientists from VU University Amsterdam, Scripps Research Institute and the University of Michigan discovered how a virus 'puts on its armor'. This 'armor', consisting of mere proteins, is initially flexible ...
Find more news articles via sort by date page
