Humans
- Health & Medicine
New gene-therapy techniques show potential
Two technologies for transferring genes, one that uses mobile DNA called transposons and another that uses a weak virus, have proved successful in overcoming genetic disorders in mice.
- Humans
From the October 29, 1932, issue
THE OWL AND THE PUSSYCAT RIVALS AT MOUSE-CATCHING One of the favorite riddles of childhood was, “Spell ‘mousetrap’ in three letters”; and the answer was “C-A-T.” With even more appropriateness, the answer might have been “O-W-L,” for the Owl is an even better mousetrap than the Pussycat, besides being somewhat more restrained in the matter […]
- Humans
From the May 10, 1930, issue
CANNON-BALL TREE The strange growth represented on the cover of this issue of the SCIENCE NEWS-LETTER is not a freak grapefruit tree. It is the normal method of flowering and fruiting of the cannon-ball tree, a member of the monkey-pot family found in the forests of South America. Its fruiting branches always grow out of […]
- Health & Medicine
Cancer Net
Cancer.gov is a huge compendium of information on cancer assembled by the National Cancer Institute. You can find out the characteristics of different cancers, ponder treatment options, peruse statistics on cancer incidence, and check out support groups, coping strategies, and much more. The site offers access to scientific papers and lectures, along with a search […]
- Health & Medicine
Distressing Gut Symptoms May Trace to Sweets
U.S. diners are notorious for having a sweet tooth. It’s hard not to succumb to the pervasive siren calls of sugary confections. Television commercials bombard viewers with enticements for presweetened cereals, breakfast bars, sugar-laden soda pop, and fruit-flavored beverages–many containing, at best, only about 10 percent real juice. Grocery stores seduce consumers with aisle after […]
- Health & Medicine
Blood Booster: Growth signal shifts cord stem cells into high gear
A protein called Delta-1 stimulates stem cells in umbilical cord blood to proliferate in a lab dish, attach well to bone marrow when implanted into mice, and even proceed to the animal's thymus to become T cells.
- Anthropology
Ancient Lure of the Lakes: Early Americans followed the water
Archaeological investigations in Chile indicate that beginning around 13,000 years ago, early American settlers lived at high altitudes during humid periods, when they could set up hunting camps on the shores of lakes.
- Health & Medicine
A different GI link to colon cancers
Diets rich in sweets and other quickly digested carbohydrates appear to increase an individual's risk of developing colon cancer.
- Health & Medicine
Berry promising anticancer prospects
Cranberry products can retard the growth and spread of breast cancer in rodents.
- Humans
From the October 22, 1932, issue
SUN, MOON AND STARS IN THE MOVIES Joshua, it is recorded, commanded the sun and the moon to stand still and they obeyed him. In this modern Yankee land and age of hustle, we are much less interested in making things stand still than in making them move faster. Present-day Joshuas would be more likely […]
- Health & Medicine
A Most Dreadful Pest
Yellow fever was a deadly scourge that had a devastating effect on lives and economies throughout the 18th and 19th centuries. This engrossing Web exhibit features historical documents from the Walter Reed Yellow Fever Collection at the University of Virginia. It focuses on the work of the Reed Commission, which proved that the Aedes aegypti […]
- Health & Medicine
Drug Eases Bone Cancer Pain in Mice
Pain caused by bone cancer in mice can be alleviated somewhat by osteoprotegerin, a drug being tested for osteoporosis, suggesting a possible new treatment for people with this cancer.
