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System to identify air travel passengers responsible for the unintentional release of germs

Researchers developing a system that uses mathematical models and sensors to locate passengers releasing hazardous materials or pathogens inside airline cabins have shown that the technique can track a substance to an area the size of a single seat.

24 May 2007

Model of proline dehydrogenase created

Researchers at the University of Missouri-Columbia recently created a model of proline dehydrogenase, an important cancer-preventing enzyme in the human body, and analyzed how it works.

17 May 2007

Radically different approach to nuclear magnetic resonance

Detecting the molecular structure of a tiny protein using nuclear magnetic resonance (NMR) currently requires two things: a million-dollar machine the size of a massive SUV, and a large sample of the protein under study.

16 May 2007

Distant ancestor less mentally advanced than expected

A surprisingly complete fossil skull of an ancient relative of humans, apes and monkeys bears striking evidence that our remote ancestor was less mentally advanced than expected by about 29 million years ago.

15 May 2007

Angioplasty better than drugs for preventing second heart attack

After suffering a heart attack many patients still have low blood flow to the heart tissue while experiencing no symptoms and new research suggests that angioplasty is more effective than drugs for preventing second heart attacks in this situation.

14 May 2007

MR spectroscopy of choline levels shows promise as a marker of fetal lung maturity

The researchers performed high resolution MRS on 15 amniotic fluid samples for evaluation of fetal lung maturity between 34 and 40 weeks gestation and were analyzed using trimethysilylpropionic acid (TSP) as a reference standard.

11 May 2007

Estrogen may influence the risk for prostate cancer

Although women are four times more likely than men to develop osteoporosis, or porous bone, one in 12 men also suffer from the disease, which can lead to debilitating - or even life-threatening - fractures, mainly of the spine, hip and wrist.

11 May 2007

CT and MRI are highly accurate at determining which patients would be optimal candidates for liver transplantation

CT and MRI are highly accurate at determining which patients would be optimal candidates for liver transplantation, says a recent study.

11 May 2007

Raynaud's disease review by Mayo Clinic Health Letter

There's a medical reason behind cold fingers and toes, when a chill seems to instantly turn extremities white.

10 May 2007

Low-dose MDCT of the abdomen and pelvis reduces hospital stay in patients with acute nonspecific abdominal pain

Extremely low-dose MDCT of the abdomen and pelvis is useful in providing needed diagnostic information and reducing hospital stay in patients with acute nonspecific abdominal pain, according to a new study by researchers from the Emory University School of Medicine in Atlanta, GA, and Massachusetts General Hospital in Boston, MA.

9 May 2007

Abbott seeks U.S. and E.U. approvals for Humira as a treatment for juvenile rheumatoid arthritis

Abbott has announced it has simultaneously submitted a supplemental Biologics License Application (sBLA) with the U.S. Food and Drug Administration (FDA) and a Type II Variation to the European Medicines Agency (EMEA) seeking approval to market HUMIRA (adalimumab) as a treatment for juvenile rheumatoid arthritis (JRA) in the U.S. and juvenile idiopathic arthritis (JIA) in the European Union (EU).

9 May 2007

VCU to develop new form of radiation therapy

The National Cancer Institute has awarded a five-year, $10.7 million grant to Virginia Commonwealth University Massey Cancer Center researchers to develop a new form of radiation therapy that will enable the safe administration of more aggressive cancer treatments.

9 May 2007

Contrast-enhanced ultrasound after liver transplant is highly accurate in showing vascular as well as biliary complications

The study consisted of 39 liver transplant recipients who underwent a CE-US exam after developing fluid in the abdomen and/or unclear liver function tests.

8 May 2007

Healthy immigrant effect and pregnancy

New immigrants to Western nations are believed to experience fewer chronic health problems (e.g., diabetes, high blood pressure and heart disease) than long-time residents of those countries.

8 May 2007

MRI used to determine features of knee osteoarthrosis

Abnormalities in the ligaments found on the outside of the knee (lateral collateral ligament complex or LCLC) are commonly seen on MRI in patients with knee osteoarthrosis (OA), according to a study conducted by researchers from Johns Hopkins Hospital in Baltimore, MD and Thomas Jefferson University Hospital in Philadelphia, PA.

8 May 2007

CT angiography can replace digital subtraction angiography

CT angiography (CTA) alone is an effective, noninvasive means to detect peripheral vascular disease, according to a study conducted by researchers at Charite Campus Benjamin Franklin in Berlin, Germany.

8 May 2007

PET-CT is better for early detection of muscular lymphoma than CT alone

For the study, PET-CT was used to image 305 patients with lymphoma. Twelve of these patients had muscular involvement in which 10 were biopsy proven and two were proven by imaging follow-up.

8 May 2007

Percutaneous radiofrequency ablation of liver tumors safe and effective

Percutaneous imaging guided radiofrequency ablation (RFA) of hepatocellular carcinoma is a safe and effective technique, with benefits such as reduced post-procedural pain and length of hospital stay, according to a study conducted by researchers from Changi General Hospital in Singapore.

8 May 2007

New option for soft-tissue imaging in interventional radiology procedures

Soft-tissue cross-sectional imaging acquired on a flat panel C-arm fluoroscopic unit located in the interventional radiology area is feasible and useful for interventional radiology procedures, avoiding the necessity of sending patients out to a CT scanner, according to a new study by researchers from the Baptist Cardiac & Vascular Institute in Miami, FL.

8 May 2007