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Bacteria 'Invest' Wisely to Survive Uncertain Times, Scientists Report
Like savvy Wall Street money
managers, bacteria hedge
their bets to increase their
chances of survival in
uncertain times,
... > full story
It Takes Two to Infect: Structural Biologists Shed Light on Mechanism of Invasion Protein
Bacteria are quite creative
when infecting the human
organism. They invade cells,
migrate through the body,
avoid an immune response and
... > full story
Shark Fins Traced to Their Geographic Origin for First Time Using DNA Tools
Millions of shark fins are
sold annually to satisfy the
demand for shark fin soup, a
Chinese delicacy. Now,
scientists using DNA tools
... > full story
Biological Basis of 'Bacterial Immune System' Discovered
Scientists have discovered
how the bacterial immune
system works, and the
finding could lead to new
classes of targeted
antibiotics, new tools to
... > full story
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Scientists Create Mouse With Key Features of HIV Infection Without Being Infected With HIV
December 1, 2009 — A major obstacle to HIV research is the virus's exquisite specialization for its human host -- meaning that scientists' traditional tools, like the humble lab mouse, can deliver only limited ... > full story -
Evolutionary Arms Race Between Bacteria and Their Viruses in Soil
December 1, 2009 — Viruses of soil bacteria (phages) evolve to improve their ability to infect the bacterial hosts that surround them. This is shown in a new study. Phages appear to be better able to infect bacteria ... > full story -
First Transgenic Prairie Voles May Help Unlock Secrets of Pair Bonding
December 1, 2009 — Researchers have generated the first transgenic prairie voles, an important step toward unlocking the genetic secrets of pair bonding. The technology will enable scientists to perform a host of ... > full story -
Two-Pronged Protein Attack Could Be Source of SARS Virulence
November 30, 2009 — Researchers have uncovered what they believe could be the major factor contributing to the SARS virus' virulence: the pathogen's use of a single viral protein to weaken host cell defenses by ... > full story -
RNA Network Seen in Live Bacterial Cells for First Time
November 28, 2009 — New technology has given scientists the first look ever at RNA in a live bacteria cell -- a sight that could offer new information about how the molecule moves and ... > full story -
Umbilical Cord Blood Stem Cell Transplant May Help Lung, Heart Disorders
November 27, 2009 — Two recent studies investigating the use of human umbilical cord blood stem cell (UCB) transplants for lung and heart disorders in animal models found beneficial results. When human UCB-derived ... > full story -
Knockouts in Human Cells Point to Pathogenic Targets
November 27, 2009 — Researchers have developed a new approach for genetics in human cells and used this technique to identify specific genes and proteins required for pathogens. With the ability to generate knockout ... > full story -
First-Ever Blueprint of 'Minimal Cell' Is More Complex Than Expected
November 27, 2009 — What are the bare essentials of life, the indispensable ingredients required to produce a cell that can survive on its own? Can we describe the molecular anatomy of a cell, and understand how an ... > full story -
Stem Cells Heal Lungs of Newborn Animals: May Lead to New Treatments for Lungs of Premature Babies
November 27, 2009 — Scientists have demonstrated that stem cells protect and repair the lungs of newborn rats. The study finds that rats treated with stem cells ran twice as far, and had better survival rates. ... > full story -
Technique Finds Gene Regulatory Sites Without Knowledge of Regulators
November 27, 2009 — A new statistical technique allows scientists to scan a genome for specific gene-regulatory regions without requiring prior knowledge of the relevant transcription factors. The technique has been ... > full story
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