Latest Vitamin A Stories

2011-05-18 14:21:34

Lab Study Shows an Improved Form of Vitamin A May Help Slowing down the aggregation or "clumping" of vitamin A in the eye may help prevent vision loss caused by macular degeneration, research from Columbia University Medical Center has found. Rather than changing the way the eye processes vitamin A, a team of researchers led by Ilyas Washington, a professor in the department of ophthalmology at Columbia's Harkness Eye Institute, decided to focus on changing the structure of vitamin A itself....

2011-04-11 15:37:56

Findings suggest new approach could create highly targeted therapeutics For years, scientists have thought of DNA as a passive blueprint capable only of producing specific proteins through RNA transcription. Now, research led by scientists from the Florida campus of The Scripps Research Institute has shown DNA can also act to fine-tune the activity of certain proteins known as nuclear receptors. These new findings may make it possible to design therapies that could activate specific genes in...

2011-04-05 21:20:51

A nutrient found in carrots and sweet potatoes may prove key to fighting breast cancer at early stages, according to a new study by researchers at Fox Chase Cancer Center. Sandra Fernandez, PhD, an assistant research professor at Fox Chase, will present the findings at the AACR 102nd Annual Meeting 2011 on Tuesday, April 5. Retinoic acid, a derivative of vitamin A, could be a promising cancer therapy because it affects cell growth, proliferation, and survival. Although it is being tested in a...

2011-03-11 00:00:27

New Multivitamin Brand Matches Sales and Facebook "Likes" with Vitamin Contributions to Children In Need Old Saybrook, CT (PRWEB) March 10, 2011 Last month, Vitamma.com joined the wave of social ventures aimed at generating positive change with the launch of its new website and line of high-quality multivitamins. As part of the company's mission, Vitamma has partnered with renowned Santa Barbara non-profit, Vitamin Angels, to reach undernourished children around the world with high-potency...

2011-03-05 11:16:08

'Out of the blue' discovery marks new direction in phototransduction studiesA UC Irvine research team led by Todd C. Holmes has discovered a second form of phototransduction light sensing in cells that is derived from vitamin B2. This discovery may reveal new information about cellular processes controlled by light.For more than 100 years, it had been believed that the phototransduction process was solely based on a chemical derived from vitamin A called retinal. Phototransduction is the...

2011-02-09 23:46:01

Blocking a factor that can activate the human immune response against intestinal bacteria or certain foods could prevent the development of celiac disease in those most at risk, researchers report in the journal Nature. The study, to be published early online Feb. 9, points to two chemical signals"”interleukin 15 and retinoic acid, a derivative of vitamin A"”as triggers for the inflammatory response to gluten, a protein found in many grains that causes celiac disease. "We found...

2011-01-25 11:44:00

JAKARTA, Indonesia, Jan. 25, 2011 /PRNewswire/ -- On National Nutrition Day in Indonesia, the Indonesian Ministry of Health in partnership with the Global Alliance for Improved Nutrition (GAIN) today launched a major multi-sector partnership that will reach over 80 percent of the population with vitamin A fortified vegetable oil. The ceremony was attended by all partners of the project, including the Indonesian Nutrition Foundation for Food Fortification Development (KFI), oil producers...

2011-01-10 08:56:46

(Ivanhoe Newswire) -- Vitamin D may speed up recovery time for patients suffering from tuberculosis (TB), according to a new study. Researchers looked at 146 patients with drug-sensitive TB and randomly assigned them to receive either four oral doses of 2.5 milligrams of vitamin D or a placebo. All participants also received standard antibiotic treatment. It took six weeks for the lungs to clear in patients who did not take the vitamin D supplements. It took five weeks for those taking the...

2011-01-06 12:51:26

New research findings which show that vitamin D can speed up antibiotic treatment of tuberculosis (TB) have been revealed by scientists at Barts and The London School of Medicine and Dentistry. The study - which gives fresh insight into how vitamin D may affect the immune response - is published today (6 January 2011) in The Lancet. In a trial led by Dr Adrian Martineau of the Centre for Health Sciences at Barts and The London School of Medicine and Dentistry "“ and funded by the...

2010-12-21 23:34:22

In an area where iron deficiency is prevalent, children of mothers in rural Nepal who received prenatal iron, folic acid and vitamin A supplementation performed better on measures of intellectual and motor functioning compared to offspring of mothers who received vitamin A alone, according to a study in the December 22/29 issue of JAMA. "Micronutrient inadequacy is a critical concern among pregnant women and young children throughout the world. Gestation and the early postnatal period are...

Latest Vitamin A Reference Libraries

Golden Rice
2013-10-02 14:11:48

Golden Rice is a variety of Oryza sativa rice produced  through genetic engineering to biosynthesize beta-carotene, a precursor of vitamin A, in the edible parts of the rice. The research was conducted with the goal of producing a fortified food to be grown and consumed in areas with a shortage of dietary vitamin A, a deficiency which is estimated to kill 670,000 children under five years old each year. Golden rice is different from its parental strain by the addition of three...

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Word of the Day
  • A Roman unit of weight, 1⁄1728 of a pound.
  • A weight of four grains used in weighing gold and precious stones; a carat.
  • In anatomy, a formation suggesting a husk or pod.
  • The lowest unit in the Roman coinage, the twenty-fourth part of a solidus.
  • A coin of base silver of the Gothic and Lombard kings of Italy.
'Siliqua' comes from a Latin word meaning 'a pod.'