calcium

Calcium plus vitamin D supplementation does not reduce breast cancer risk

harminka — Wed, 12 Nov 2008 08:56:31 -0600

Taking calcium and vitamin D supplements does not reduce breast cancer incidence in postmenopausal women, according to data from a randomized, doubled-blind, placebo-controlled trial published online November 11 in the Journal of the National Cancer Institute.

Biomolecules enhance metal contents in calcite

harminka — Sat, 01 Nov 2008 03:38:59 -0500

From shells to bones, the skeletons of organisms contain small amounts of impurity elements such as magnesium. Because the levels of these elements provide important clues to past environments, a considerable effort has focused on understanding how to relate impurity contents to the ancient environments in which an organism lived.

Sodium, Calcium, Potassium and Skin Color

harminka — Sat, 23 Feb 2008 12:32:40 -0600

Skin color is one of the most visible indicators that helps distinguish human appearance, and a new study provides more detail as to how one protein helps produce this wide palette.

Calcium and Vesicle Recruitment at the Calyx of Held

harminka — Wed, 26 Dec 2007 06:10:48 -0600

When it comes to synaptic vesicles, synapses seem to know a thing or two about supply and demand. High-frequency stimulation increases exocytosis and results in an accelerated recruitment of additional vesicles within the nerve terminal, a process thought to rely on intracellular calcium. This week, Hosoi et al.

Increased risk for heart disease in low-risk women

harminka — Mon, 10 Dec 2007 23:58:43 -0600

About 5 percent of women considered low-risk for heart disease by current classification standards have evidence of advanced coronary artery calcium and may be at increased risk for cardiovascular events, according to a report in the December 10/24 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

Boosting key milk nutrients may help lower type 2 diabetes risk

harminka — Wed, 11 Jul 2007 11:34:13 -0500

Most Americans fail to get the calcium and vitamin D they need, but this shortfall could be affecting more than their bones. It may, at least in part, be one reason behind the epidemic of type 2 diabetes, suggests new research conducted at Tufts University.

African-American Girls Consume Fewer Micronutrients than Caucasian Girls

harminka — Sat, 07 Jul 2007 04:42:55 -0500

African-American adolescent and teenage girls consume less vitamin A and D, calcium and magnesium compared to Caucasian girls, according to researchers at St. Joseph College, Wesleyan University and other institutions.

Dietary calcium better than supplements at protecting bone health

harminka — Tue, 19 Jun 2007 14:32:44 -0500

Women who get most of their daily calcium from food have healthier bones than women whose calcium comes mainly from supplemental tablets, say researchers at Washington University School of Medicine in St. Louis. Surprisingly, this is true even though the supplement takers have higher average calcium intake.

Boosting key milk nutrients may protect against cancer

harminka — Fri, 08 Jun 2007 13:11:21 -0500

Key milk nutrients, calcium and vitamin D, may do more than just help keep your bones strong. Increasing intake of calcium and vitamin D could reduce the risk for cancer in women by at least 60 percent, according to a new study published in the American Journal of Clinical Nutrition.

Vitamin D and calcium decrease risk of breast cancer before menopause

harminka — Tue, 29 May 2007 07:05:09 -0500

Women who consume higher amounts of calcium and vitamin D may have a lower risk of developing premenopausal breast cancer, according to a report in the May 28 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.

How plants manage calcium may reduce effects of acid rain

harminka — Fri, 09 Mar 2007 12:43:47 -0600

Universe contains more calcium than expected

harminka — Tue, 06 Feb 2007 11:48:59 -0600