Metal-containing Compounds Show Promise As HIV Weapon
A molecule consisting of two "cages" of metallic atoms bound to carbon has shown great promise in preliminary tests of becoming a new weapon in the anti-HIV arsenal

Squeeze play: Protein's grip like a baseball bunter's
Like all good baseball players, the protein calmodulin appreciates the importance of maintaining a good grip.

Cells Keep Bad Guys In A Cage Until They Are Fit To Socialize
Researchers at the Max Planck Institute for Biochemistry in Martinsried/Germany found that the cage structure of the chaperonin GroEL is essential for cellular protein folding

Receptor May Increase Risk Of Urinary Tract Infections
A newly discovered chemical compound on the surface of some women's kidney cells may explain susceptibility to urinary tract infections

New Discovery Offers Hope For Controlling Cholesterol, Atherosclerosis
Scientists have found a protein in the small intestine that may force medical science to re-think long-held beliefs about how the human body absorbs cholesterol and fat

A new molecular culprit for type II diabetes, Alzheimer's and Parkinson's
Therapies for Alzheimer's, Parkinson's and type II diabetes should be directed toward a new molecular culprit — the precursor to the clumps of abnormal proteins that have garnered attention for the last century.

Killing brain tumors from within: A 'Trojan horse' approach
A new method for targeting malignant brain tumors through inducing the cancerous cells to "commit suicide" has been developed by a team of researchers...

Together, biological membranes prevail
Researchers at the University of Illinois at Urbana-Champaign have developed a novel method to visualize the fusion of biological membranes at the single-event resolution.

Articular Cartilage Collagen: an irreplaceable framework?
New evidence that collagen type III becomes covalently added to the polymeric fabric of adult human articular cartilage is presented.

The Structure and Function of Cartilage Proteoglycans
Cartilage contains a variety of proteoglycans that are essential for its normal function.

Researchers discover new tumor defense system
Researchers have discovered that tumors release fatty acids that interfere with the cells that are trying to kill them.

Baby's genes affect mom's cholesterol levels
A group of Belgian researchers has determined that a pregnant woman's ability to metabolize fats is determined not only by her genes but by her baby's genes as well.

Stomach receptor for H. pylori discovered
Scientists have determined that decay-accelerating factor (DAF), a protein found in epithelial cells in the stomach, acts as a receptor for the bacteria Helicobacter pylori.

Disabling A Carb Trigger Reduces Obesity And Appetite
Until about 15 years ago, insulin was believed primarily responsible for turning carbohydrates into fat.

New Polysaccharide May Help Combat Multidrug Resistance In Cancer
Scientists report that a molecule previously thought to play a purely structural and inert role in cells is actually involved in multidrug resistance in cancer.

Beyond The Bonds That Bind: Researchers Discover Hydrogen Can Form Multicenter Bonds
Researchers have shown that, under the right circumstances, hydrogen can form multicenter bonds, where one hydrogen atom simultaneously bonds to as many as four or six other atoms.

Hormone Replacement Therapy Reduces Bad Cholesterol, Lp (a)
Hormone replacement therapy may help reduce a woman's risk of heart attack, by lowering blood levels of the most potentially destructive form of cholesterol, according to a study.

Marijuana-like compounds suppress the immune response
A group of Japanese scientists has discovered that cannabinoids can cause some white blood cells to lose their ability to migrate to the sites of infection and inflammation.

The p38 mitogen-activated protein kinase signaling cascade in CD4 T cells
A review on the recent advances in the understanding of the role of the p38 MAPK signaling cascade in CD4 T cells and the consequences that its inhibition provokes in T cell functions in vitro and in vivo.

Summary: Systemic Effects of Inhaled Nitric Oxide
In this article, many of the whole-animal studies regarding the systemic effects of inhaled NO are reviewed in the context of this emerging understanding of the complexities of NO biochemistry.