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472 matches found for "Pigment"

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Accidental discovery produces durable new blue pigment for multiple applications

Through much of recorded human history, people around the world have sought inorganic compounds that could be used to paint things blue, often with limited success. Most had environmental or durabilit...

Life Sciences | nachricht Read more
Vibrations key to efficiency of green fluorescent protein

University of California, Berkeley, chemists have discovered the secret to the success of a jellyfish protein whose green glow has made it the darling of biologists and the subject of the 2008 Nobel P...

Life Sciences | nachricht Read more
Antarctica glacier retreat creates new carbon dioxide store

Large blooms of tiny marine plants called phytoplankton are flourishing in areas of open water left exposed by the recent and rapid melting of ice shelves and glaciers around the Antarctic Peninsula. ...

Earth Sciences | nachricht Read more
Blue light-filtering increases macular pigment, may protect against age-related vision loss

Results of an important new study show that implantation of blue light-filtering intraocular lens (IOLs) at the time of cataract surgery increases a nutritional component of the eye, which may afford ...

Studies and Analyses | nachricht Read more
Carrots in Space: Fresh Food for Astronauts on Its Way

Researchers from Tuskegee University in Alabama conducted a study targeted at finding a way to incorporate natural and fresh antioxidants into the diets of astronauts while traveling in space. They gr...

Studies and Analyses | nachricht Read more
Color differences within and between species have common genetic origin

The body hair difference is even more pronounced between the two species than within our own species. Do the same genes cause both types of variation? Biologists have puzzled over that questio...

Life Sciences | nachricht Read more
The White Stuff: Marine Lab Team Seeks to Understand Coral Bleaching

Coral bleaching is the whitening of living coral due to a disruption of the symbiosis (two organisms whose living together benefits both) with its zooxanthellae, tiny photosynthesizing algae. These un...

Ecology, The Environment and Conservation | nachricht Read more
Designer molecule detects tiny amounts of cyanide, then glows

Although the fluorescent molecule is not yet ready for market, its Indiana University Bloomington creators report in the Journal of the American Chemical Society (now online) that the tool is already ...

Life Sciences | nachricht Read more
New findings on the formation of body pigment

The body's pigment gives essential protection against UV radiation. It is made up of a substance called melanin, which is produced by pigment cells in the skin called melanocytes. According to th...

Health and Medicine | nachricht Read more
Researchers discover mechanism that helps humans see in bright and low light

The discovery could contribute to better understanding of human diseases that affect the retina, including age-related macular degeneration, the leading cause of blindness in Americans over 50. That&#...

Life Sciences | nachricht Read more
Nanometric butterfly wings created

Insects' colours and their iridescence (the ability to change colours depending on the angle) or their ability to appear metallic are determined by tiny nano-sized photonic structures (1 nanometr...

Life Sciences | nachricht Read more
BUSM researchers identify better laser for treating facial spider veins

The findings, which appear in the recent issue of Lasers in Surgery and Medicine, are the first time these lasers were tested against each other for superiority.Telangiectasias are open (dilat...

Medical Engineering | nachricht Read more
Genetic Conflict in Fish Led to Evolution of New Sex Chromosomes

In research published in the journal Science (October 1, 2009), Professor Thomas D. Kocher, Department of Biology, College of Chemical and Life Sciences; Reade Roberts, post-doctoral associate; and Je...

Life Sciences | nachricht Read more
Fish go mad for ginger gene

The medaka, found commonly in Southeast Asia, can be observed in a wide range of colours; from brown, to more uncommon orange and grey variations. Shoji Fukamachi led a team of researchers from the Un...

Studies and Analyses | nachricht Read more
Scientists cure color blindness in monkeys

Writing online Wednesday in the journal Nature, scientists cast a rosy light on the potential for gene therapy to treat adult vision disorders involving cone cells — the most important cells for visio...

Life Sciences | nachricht Read more
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