Vitamin A News and Research

Latest Vitamin A News and Research

Vitamin D sufficiency may be more important than high calcium intake for maintaining calcium metabolism

Calcium intake levels of more than 800 mg/day may be unnecessary for maintaining calcium metabolism if vitamin D status is adequate, according to a study in the November 9 issue of JAMA: The Journal of the American Medical Association.

10 Nov 2005

With adequate vitamin D extra calcium unnecessary

New research says that in order to maintain calcium metabolism, taking as much as 800 milligrams of calcium daily is probably unnecessary provided that vitamin D levels are normal.

9 Nov 2005

Exercise is good for multiple sclerosis, but it must be done correctly

Aerobic exercise is thought to help persons with multiple sclerosis fight fatigue, the most common symptom of the disease. Yet MS also appears to cause the body to heat up more quickly, compromising the ability to exercise.

3 Nov 2005

DN-101 may protect against major side effects of chemotherapy

Men with advanced prostate cancer who take an experimental, high-dose vitamin D pill with chemotherapy live about eight months longer than those receiving chemotherapy and placebo, according to a new study.

3 Nov 2005

Calcitriol - promising chemopreventive agent that may prevent prostate cancer

The active metabolite of vitamin D, calcitriol, and other vitamin D analogs are promising chemopreventive agents that may prevent prostate cancer, according to a study presented today at the American Association for Cancer Research's 4th annual Frontiers in Cancer Prevention Research meeting in Baltimore.

3 Nov 2005

First steps taken to treat human hereditary blindness

A team led by Krzysztof Palczewski, Ph.D., chair of pharmacology at the Case Western Reserve University School of Medicine, has taken the first steps in treating an eye disease causing irreversible congenital blindness in millions of people worldwide by successfully testing two new treatments in mice.

3 Nov 2005

Role of alpha tocopherol associated protein in prostate cancer

Researchers have identified a protein that disrupts an important signaling pathway in prostate cancer cells and suppresses growth of the cancer.

1 Nov 2005

Treatment for Leber Congenital Amaurosis

U.S. researchers have taken the first steps in treating an eye disease that causes irreversible blindness in humans by successfully testing two novel treatments in mice.

1 Nov 2005

Interventions to improve child survival are not reaching the poorest children

In most low-income countries, coverage rates for child-survival interventions are low, and millions of children die every year from diseases for which there are effective interventions.

20 Oct 2005

New publication on nutrition and an active life

Nutrition and an Active Life: From Knowledge to Action is an new anthology produced by leading public health experts from the Pan American Health Organization and the international development community.

19 Oct 2005

Putting things in prespective - help the world's children to fight bird flu

Amid the escalating panic in Europe centered around attempts to halt the spread among the bird population of bird flu, a senior health expert has said that swift action against age-old child killers such as diarrhea and pneumonia could help the world get ready to combat a bird flu pandemic.

19 Oct 2005

20 percent of people with chronic hepatitis C who receive a liver transplant will develop advanced cirrhosis

A new study from the University of North Carolina at Chapel Hill School of Medicine may have found a way to identify those at greatest risk, thereby allowing doctors to decide who should receive treatment that could save the transplanted organ. The new findings appear in the October issue of the journal Liver Transplantation.

9 Oct 2005

To improve the diets of British children we need to look beyond school dinners

The health of pupils eating school dinners is no worse - and in some respects may be better - than that of pupils eating meals provided from home, concludes a study published online by the British Medical Journal today.

5 Oct 2005

Divalent metal transporter-1 decreases metal-related injury in the lung

Multi-vitamin products, nutritional supplements and parents tout the need for such mineral elements as calcium, zinc, phosphorus, iron and others.

4 Oct 2005

Potential biomarker that could be used to predict who might develop hepatic fibrosis

Two new studies on Hepatitis C (HCV) patients who underwent liver transplants examined a potential biomarker that could be used to predict who might develop hepatic fibrosis, a formation of scar-like tissue that can lead to cirrhosis.

3 Oct 2005

Survey highlights the need to increase folic acid fortification of the grain supply

Only one-third of childbearing age women are taking a multivitamin containing the B vitamin folic acid daily to prevent serious birth defects of the brain and spine in their future babies, according to a decade of March of Dimes surveys.

3 Oct 2005

Determining levels of homocysteine may be one way to intervene in mild cognitive deficit early in the adult life-cycle

...according to a recent study by a research team led by Merrill F. Elias, a professor of epidemiology in the Statistics and Consulting Unit of the Department of Mathematics and Statistics at Boston University.

28 Sep 2005

Treatment of Nonalcoholic Fatty Liver Disease (NAFLD) in children

The Nonalcoholic Steatohepatitis (NASH) Clinical Research Network has launched its second clinical trial to study NASH, a liver disease that resembles alcoholic liver disease but occurs in patients who drink little or no alcohol. The first trial, launched in January of this year, focuses on adults, while the second trial studies the disease in children.

27 Sep 2005

Folate may protect against cognitive decline in older adults

According to a recent report in the American Journal of Clinical Nutrition, folate, a B vitamin found in foods like leafy green vegetables and citrus fruit, may protect against cognitive decline in older adults.

26 Sep 2005

New nutritional challenges in HIV/AIDS care have emerged

Nutritional therapy for HIV-infected patients is shifting focus. Drug treatments designed to combat the HIV virus have improved, decreasing some nutritional problems, while bringing others to light.

26 Sep 2005