Biochemistry News and Research

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Secrets of chromosome movement revealed

Investigators at St. Jude Children's Research Hospital have used the lowly yeast to gain insights into how a dividing human cell ensures that an identical set of chromosomes gets passed on to each new daughter cell.

17 Jun 2007

New drug-delivery system using nanomaterials

Researchers at UCLA have successfully manipulated nanomaterials to create a new drug-delivery system that promises to solve the challenge of the poor water solubility of today's most promising anticancer drugs and thereby increase their effectiveness.

8 Jun 2007

New understanding of anti-malarial drug resistance

Researchers at Georgetown University Medical Center say they are moving closer to understanding why the most lethal form of human malaria has become resistant to drug treatment in the past three decades.

8 Jun 2007

HIV uses pathways to infect cells

Like hobos on a train, HIV, the virus that causes AIDS, uses a pre-existing transport system to leave one infected cell and infect new ones, Hopkins scientists have discovered.

8 Jun 2007

Mouse hibernation hormones described

A key hormone enables starving mice to alter their metabolism and “hibernate” to conserve energy, revealing a novel molecular target for drugs to treat human obesity and metabolic disorders, UT Southwestern Medical Center researchers have found.

8 Jun 2007

Gene therapy delivery of nerve growth factors reverses erectile dysfunction in mice

Rats with erectile dysfunction, or ED, that were injected with a gene therapy vector containing either of two nerve growth factors were able to regain normal function after four weeks, according to a study conducted by University of Pittsburgh School of Medicine researchers.

5 Jun 2007

World's first PET/MR images of the human brain

The world's first PET/MR images of the human brain, taken simultaneously by positron emission tomography (PET) imaging and magnetic resonance (MR), debuted during the 54th Annual Meeting of SNM, the world's largest society for molecular imaging and nuclear medicine professionals, June 2-6 in Washington, D.C.

From Siemens Healthineers 5 Jun 2007

Scientist's discovery of role of Aquaporin in spinal injuries recognized with research funding award

Dr. Olivera Nesic-Taylor, an assistant professor in biochemistry and molecular biology at the University of Texas, Galveston, was presented with the Erica Nader Award for 'breakthrough research in spinal cord regeneration.'

3 Jun 2007

Discovery of new cellular mechanism behind Lou Gehrig's disease

University of Kentucky researchers have discovered a new cellular mechanism that may better explain what causes amyotrophic lateral sclerosis (ALS), also known as Lou Gehrig's Disease.

1 Jun 2007

How cells breathe

Inhaling oxygen is only the first step in a long journey through the nooks and crannies of the body.

1 Jun 2007

Virus widely used in gene therapy research yields important clues to genomic instability

Genomic instability, the rearrangement of chromosomes or an abnormal number of chromosomes, is a hallmark of many human cancers.

1 Jun 2007

Gene therapy provides hope for peripheral neuropathy

Researchers from the University of Pittsburgh School of Medicine report that they have successfully used gene therapy to block the pain response in an animal model of neuropathic pain, a type of chronic pain in people for which there are few effective treatments.

1 Jun 2007

Researchers identify novel molecular target for Yersinia

Effector proteins are the bad guys that help bacterial pathogens do their job of infecting the host by crippling the body's immune system.

28 May 2007

Canadian-invented bioactive paper wards off E-coli, salmonella and SARS

Next time there is a global pandemic, contaminated water caused by flooding, or questionable-looking meat in a supermarket, we may be reaching for a piece of paper.

24 May 2007

Transplanting human gut bugs into mice helps understanding of metabolic system

Bugs found in the guts of humans, which play an important part in people's metabolic makeup, have been transplanted into mice to further understanding of the human and animal metabolic system, reveals a new study in the journal Molecular Systems Biology.

24 May 2007

Scientists evolve new proteins from scratch

Nature, through the trial and error of evolution, has discovered a vast diversity of life from what can only presumed to have been a primordial pool of building blocks.

24 May 2007

Peering into the body and visualizing its molecular secrets one step closer to reality

Peering into the body and visualizing its molecular secrets, once the stuff of science fiction, is one step closer to reality with a study from researchers at the Stanford University School of Medicine and the University of California, San Diego School of Medicine.

22 May 2007

Treatment for enterotoxin B exposure

A research team led by the University of Illinois has developed a treatment for exposure to enterotoxin B, a noxious substance produced by the Staphylococcus aureus bacterium.

22 May 2007

Decoding gene expression in cancer tumors using noninvasive imaging

By correlating images of cancerous liver tissue with gene expression patterns, a research team led by a radiologist at the University of California, San Diego (UCSD) School of Medicine has developed tools that may some day allow physicians to view a CT image of a cancer tumor and discern its genetic activity.

22 May 2007

Safer medical implants

A pair of Florida State University researchers have received a major grant from the National Institutes of Health (NIH) to study ways of preventing the body from developing scar tissue around biomedical devices such as coronary artery stents - a problem that affects thousands of patients each year.

18 May 2007