Toward explaining why hepatitis B hits men harder than women
Scientists in China are reporting discovery of unusual liver proteins, found only in males, that may help explain the long-standing mystery of why the hepatitis B virus (HBV) sexually discriminates -- hitting men harder than women.

Vitamin A derivative associated with reduced growth in some lung cells
Treatment with a derivative of vitamin A called retinoic acid was associated with reduced lung cell growth in a group of former heavy smokers

SUMO Protein Guides Chromatin Remodeler To Suppress Genes
In an in vitro study, researchers discovered how a protein called SUMO (Small Ubiquitin-related Modifier) guides an enzyme complex that alters the structure of chromatin to regulate expression of genes.

New Imaging Technique Reveals Structural Changes In Tourette's
Magnetization Transfer Imaging, MTI, has been used to visualize previously unknown alterations in the cerebral architecture of patients with Tourette's syndrome.

Genetic Fingerprint of Prostate Cancer
One in six American men are diagnosed with prostate cancer within their lifetime and 186,000 will be diagnosed this year.

Blood Flow In Alzheimer's Disease
Dr. Jennifer C Palmer and colleagues at the University of Bristol have discovered that endothelin converting enzyme-2 (ECE-2) may cause the decrease in cerebral blood flow seen in Alzheimer's disease.

OHSU Researchers Demonstrate How Alzheimer's Disease Impacts Important Brain Cell Function
Researchers at Oregon Health & Science University's Neurological Sciences Institute (NSI) have shed light on the brain cell damage caused by Alzheimer's disease.

New Insight Into Alzheimer's Disease Pathology
An Alzheimer's-related protein helps form and maintain nerve cell connections

African-American Patients with Breast, Ovarian, and Prostate Cancer Face Survival Gap, Even When Receiving Identical Medical Treatment; Biological or Genetic Factors Implicated
A new finding reveals that African-American patients with breast, ovarian, and prostate cancer tend to die earlier than patients of other races with these cancers...

Mice With Parkinson’s Disease Gene May Point the Way to New Treatments
Mouse Model Offers Scientists a Powerful New Way to Understand the Disease and Evaluate Treatments

Vitamin D Levels Linked to Asthma Severity
New research provides evidence for a link between vitamin D insufficiency and asthma severity.

Investigational Treatment for Deadly Bladder Cancer, Developed Using New Research Model, by Columbia University Medical Center Faculty-Led Team
Inhibiting the mTOR Signaling Pathway with a Drug called Rapamycin Found to Slow the Progression of Bladder Tumors in Mice

Even Mild Sleep Apnea Increases Cardiovascular Risk
People with even minimally symptomatic obstructive sleep apnea (OSA) may be at increased risk for cardiovascular disease because of impaired endothelial function and increased arterial stiffness

Osteoarthritis
Osteoarthritis is a degenerative disease of cartilage by which almost 80% of the population above 40 years is being affected.

Heavy breathing— an obscure link in asthma and obesity
There is a strong link between obesity and asthma and as the prevalence of both conditions has been increasing steadily, epidemiologists have speculated that there is an underlying condition that connects the two.

Vaginal proteins in HIV-resistant prostitutes suggest new prevention measures
Researchers in Canada report discovery of unusual proteins in a small group of Kenyan sex workers that appear to be associated with resistance to infection with HIV

Asthma in Boys May Be Just A Phase, But For Girls It May Be There To Stay
Boys may be more apt than girls to have childhood asthma, but, when compared to girls, they are also more likely to grow out of it in adolescence and have a decreased incidence of asthma in the post-pubertal years.

Predicting TB Outbreaks Based on the First Two Cases
Outbreaks of tuberculosis (TB) may be able to be identified by looking at certain characteristics of the first two patients, according to new research.

Agent orange chemical, dioxin, attacks the mitochondria to cause cancer, says Penn research team
Researchers have demonstrated the process by which the cancer-causing chemical dioxin attacks the cellular machinery, disrupts normal cellular function and ultimately promotes tumor progression.

New neuroimaging study identifies 'brain signature' for cigarette cravings
Research from Penn's Abramson Cancer Center may identify smokers at high risk for relapse in smoking cessation treatment