Tag: "supplements" at biology news

Lycopene slows human prostate tumour growth in mice and combined with vitamin E is even better

...f mice to see what effect the lycopene and vitamin supplements would have on the tumour growth and PSA (prostate ...es and other healthy foods. Regular consumption of supplements and fortified foods may help to obtain adequate amounts of lycopene and vitamin E, which may otherwi...

Safety of isoflavones in dietary supplements targeted by Illinois initiative

...of the effects of soy isoflavones found in dietary supplements on various body tissues. At the heart of the proj...pproach, there has been a proliferation of dietary supplements and food additives containing isoflavone extracts. These products show up in food, which is regulate...

Fortifying food with folic acid benefits babies

...f women aged between 19 and 44 who took folic acid supplements rose significantly from 17% to 28%. It was not possible in this study to determine the separate contributions of food fortification and supplement use to the decline in neural tube defects. Therefore, the authors stress that, "public education regard...

DHA-rich diet protects brain from Alzheimer's damage, UCLA study shows

...oups on the new diet, but fed the second group DHA supplements from algae. After five months, the researchers...ly strategy is to consume fish oil or purified DHA supplements made from algae. Other options include DHA-rich eggs laid by chickens that eat DHA-supplemented feed...

Highlights of American Chemical Society national meeting in Philadelphia, Aug. 22-26

...dings about the health benefits of foods and food supplements are among the topics addressed at the 228 th nat...ased the extent of atherosclerosis. Of the dietary supplements available commercially that were tested in humans, selenium yeast appeared to be more bioavailable t...

Joslin Diabetes Center launches research section on developmental and stem cell biology

...to lower the risk of birth defects through dietary supplements that block oxidative stress. In addition, excess glucose metabolism may impair expression of many genes that contribute to the progression of diabetic complications in general, thus her research using the early embryo and embryonic stem cells may lea...

Excess thyroid hormone harmful to fetus

...imately two percent of all pregnant women now take supplements to prevent a shortage. A recent article in the New England Journal of Medicine proposed that all women being treated prior to conception for low thyroid hormone -- a common occurrence -- "increase the dose by 29 percent" as soon as they learn they a...

UCI study reveals gene linked to breast cancer can suppress tumors

...portant, he added, because women who take estrogen supplements for more than five years to treat menopause symptoms increase their chances of developing breast cancer by about 25 percent. "The therapeutic goal is to develop estrogen inhibitors that would prevent these types of undesirable effects, yet preserve ...

Study identifies genetics of fat metabolism, red wine link

...umans. "It would be very premature to suggest that supplements of resveratrol would have any benefits, because this compound oxidizes very quickly and easily loses its metabolic effectiveness," Leid said. "Because of that we have a hard time even studying it in a laboratory setting. But we do know that red wine ...

Study: Artificial sweetener may disrupt body's ability to count calories

...r regular food every day for 30 days. Although the supplements were identical in calories and nutritive content, they differed in viscosity. For one group the supplement had the consistency of thick chocolate pudding, whereas for the other group, the supplement was similar to chocolate milk. Davidson and Swither...

Calcium supplements associated with decreased risk of large bowel polyps

Taking calcium supplements is associated with a decreased risk of advanced colon polyps, according to a new study published in the June 16 issue of the Journal of the National Cancer Institute. Although high calcium intake has been shown to inhibit colon cancer in animal exp...

Conflicting views on embryonic and adult stem cells complicate research in stem cell therapeutics

..., forcing NIH to subsidize cell culturing or offer supplements to its grants in order to cover the extra cost. Quality control is another critical issue in stem cell therapies, where assessing products containing combinations of active substances and live cells become extremely complex. Addressing this issue dur...

Antibiotics alter GI tract microbes and increase lung sensitivity to allergens

... diseases with diet changes or probiotics dietary supplements of 'healthy' bacteria designed to restore the normal balance of microbes in the gut," Huffnagle adds. "In the medical community, probiotic therapy is becoming an area of increasing interest." Until then, Huffnagle emphasizes the importance of a healt...

Other highlights in the May 19 JNCI

...cts have not been seen in most trials of vitamin E supplements in humans, a new study provides clues to the chemi...cer abilities by showing that a diet that includes supplements of alpha-tocopherol, but not gamma-tocopherol, reduces two forms of genetic instability in a mouse t...

The UV advantage

...f vitamin D from popping a pill. More importantly, supplements do not provide the same benefits as sunshine, and if taken in too large a dose can cause vitamin D toxicity. Also, it is improper for unenlightened dermatologists, many who know little about human nutrition, to suggest consumers can get all the vita...

Fortification of food supply with folic acid

...t until after this time. While starting folic acid supplements after this period is too late to realize benefits,...worldwide, given that not enough women take tablet supplements alone."...

Two studies weigh in on low-carb diets

...icipants, a high drop-out rate in one, nutritional supplements given to one diet group, limited length of studies (six months and 12 months) and difficulty in ascertaining exact food intake because participants prepared and ate their meals at home. "We can no longer dismiss very-low-carbohydrate diets," said Wa...

Orange, tangerine peels could be better than drugs for lowering cholesterol

...trus fruits is full of health benefits, taking PMF supplements could be an easier way to lower cholesterol, since a person would have to drink 20 or more cups a day of orange or tangerine juice to have a therapeutic effect, Kurowska estimates. KGK Synergize already has developed a nutrition supplement containin...

Penguins ingest mollusk shells to obtain calcium for thicker eggshells

...ignificantly more mollusk shells, which apparently supplements calcium taken from their bones for eggshell formation. The thicker shells are important for penguins, which often nest in large colonies. Boersma has documented that, particularly in more densely populated colonies, periodic nasty fights break out an...

Soy processing influences estrogen-dependent breast cancer growth in mice

URBANA -- Highly purified soy foods and soy supplements marketed in the United States may stimulate the growth of pre-existing estrogen-dependent breast tumors, according to a study done at the University of Illinois at Urbana-Champaign. "Soy has been correlated with low rates of breast cancer in Asian...

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