Latest Arsenic toxicity Stories
Rebekah Eliason for redOrbit.com – Your Universe Online Around the globe, health conscious people have sought out antioxidant supplements and eaten diets rich in antioxidants for decades in an attempt to live healthy lives for a long time. Surprisingly, recent clinical trials have dashed the hopes of people taking antioxidant supplements to reduce the risk of cancer. In almost all antioxidant trials, there have been no protective effects against cancer. Among several of the trials,...
Brett Smith for redOrbit.com - Your Universe Online Humans have the capacity to regenerate tissue after suffering an injury, but many animals have the ability to regenerate whole limbs after an amputation. A group of UK researchers decided to look into this ability in tadpoles, which can regrow a tail that has been severed. Their results proved to be somewhat counter intuitive–showing that a molecule previously thought to be harmful to cells is involved in the process....
Biomethylation of arsenic compounds appears to cause oxidative DNA damage and to increase their carcinogenicity, according to a new study published online November 23 in the Journal of the National Cancer Institute. Although biomethylation was once believed to detoxify inorganic arsenic, it is now thought to enhance its toxicity and potentially its carcinogenicity. To assess the role of arsenic biomethylation in oxidative DNA damage in mice, Michael P. Waalkes, Ph.D., of the National Cancer...
- A murmuring sound; a rushing or whistling sound, like that of the wind; a deep sigh.
- A gentle breeze; a waft; a breath.
- Any rumor that engages general attention.
- To make a rushing, whistling, or sighing sound; emit a hollow murmur; murmur or sigh like the wind.
- To breathe in or as in sleep.
- To utter in a whining or monotonous tone.