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Tag: "black" at biology news

Minorities, uninsured less likely to receive care at high-volume hospitals

...the surgical procedures." For all 10 operations, black patients were significantly less likely to receive care at high-volume hospitals in 6 of the operations, Asians less likely in 5, and Hispanics less likely in 9. Medicaid patients were significantly less likely than Medicare patients to receive c...

Better sludge through metagenomics

... equipped to do the job, but activated sludge is a black box, at least for those engineers who are dependent on the microbial aspect of the equation. To shed some light on the challenge, the team compared sludge samples from wastewater plants in Madison, Wisconsin, and Brisbane, Australia, that they maint...

Serengeti patrols cut poaching of buffalo, elephants, rhinos

...ucing poaching of elephants, African buffaloes and black rhinos in the Serengeti National Park in Tanzania. "Wildlife within protected areas is under increasing threat from the bushmeat and illegal trophy trades, and many argue that enforcement within protected areas is not sufficient to protect wildlif...

Too mellow for our predatory world

...tame. Hundreds of reptiles doze, spread-eagled, on black lava rocks, soaking up the sun - behaviour that would be unthinkable in an environment with predators, where reptiles are persistently exposed to the threat of being devoured by others. The absence of predators may lead to adaptations in the behavi...

New HIV statistics indicate increasing toll of AIDS on African American community

...l, economic and personal factors that underpin the black AIDS epidemic. Its recommendations are endorsed b...lilove. "And each year we ask why AIDS is hitting black Americans hardest. Our analysis identifies the forces that drive the epidemic in black America, and...

The first tree genome is published: Poplar holds promise as renewable bioenergy resource

... of the first complete DNA sequence of a tree, the black cottonwood or Populus trichocarpa, lays the groundwork that may lead to the development of trees as an ideal "feedstock" for a new generation of biofuels such as cellulosic ethanol. The research is the result of a four-year scientific and technical e...

Shrinking ponds signal warmer, dryer Alaska

...to address the implications of this loss." Using black and white aerial photographs from the 1950s, color infrared aerial photographs from 1978-1982, and digital images from the Landsat satellite from 1999-2002, Riordan outlined each pond by hand. "With automated classification your accuracy goes down," ...

Climate change creates dramatic decline in red-winged black bird population

...y of Illinois researcher reports that a red-winged black bird population in Ontario, Canada has decreased b...therhead put his 25-year data about the red-winged black bird alongside climate records, he found a direct correlation with the North Atlantic Oscillation. T...

Detailed 3-D image catches a key regulator of neural stem cell differentiation in action

...nto neurons in a Petri dish is a little bit like a black box and not very efficient," explains co-author Samuel Pfaff, Ph.D., a professor in the Salk's Gene Expression Laboratory, who together with co-author Gordon Gill, Ph.D., of the Departments of Medicine and Cellular and Molecular Medicine at UCSD, fou...

New bird discovered on unexplored Columbian mountain

...ies differs from its closest relatives in having a black back and no white markings on its wings. It also is found in other nearby mountains in Colombia's eastern Andean range. Genetic, morphological and vocal studies have confirmed its identity as a new taxon. "Before we began this study, no one knew w...

Tearing down the fungal cell wall

...icicola, a destructive fungal pathogen that causes black spot disease on most cultivated Brassica crops worldwide, results in considerable leaf loss in many economically important crops including canola, cabbage and broccoli. Sensitivity to spores of Alternaria species is also clinically associated with h...

Math model predicts cancer behavior

Vito Quaranta clicks on a small black dot on his computer screen. The dot ?which represents about a thousand cancer cells ?begins to "grow," morphing into a mass with finger-like projections that looks like an invasive tumor. The Vanderbilt professor of cancer biology envisions a future...

Scientists crack rhino horn riddle

...opulations and reduce the poaching of horn for the black market. "Ultimately, we think our findings will help dispel some of the folk wisdom attached to the horn. The more we can learn about the horn, the better we can understand and manage rhino populations in the wild and in captivity," said Lawrence ...

Unique gene regulation gives chilly bugs survival advantage at bottom of the world

...al to inhabit Antarctica. The larvae resemble tiny black worms. "It's the largest species that has adapted to living on the continent year-round," said Denlinger, adding that other native animals, such as seals and penguins, spend much of their time in the water. The midge is also the only insect known t...

Human preference for other species could determine whether they survive

...ls. Pandas, zebras and elephants, for example, are black and white or gray but are highly preferred by humans. Millions of insects and the countless slimy invertebrates that occupy the oceans are likely not as lucky, Stokes said. "The work pretty conclusively shows there is a large difference of appeal...

Vitamin D deficiency widespread during pregnancy

...olleagues evaluated data that was collected on 200 black women and 200 white women who were randomly selected from more than 2,200 women enrolled in the MWRI's Pregnancy Exposures and Preeclampsia Prevention Study between 1997 and 2001. Samples of maternal blood were collected prior to 22 weeks pregnancy a...

Fungal factories may save hemlock forests

...tory of duff, deep with shade that accentuates the black furrows of the hemlock's tannin-rich bark. In winter, chickadees eat the small seed cones of the hemlock and they are only one species of many that depend on the hemlock not just for food but for the architecture of their world. Some warblers only...

Immunization rates hit record high in poor countries

...tory of duff, deep with shade that accentuates the black furrows of the hemlock's tannin-rich bark. In winter, chickadees eat the small seed cones of the hemlock and they are only one species of many that depend on the hemlock not just for food but for the architecture of their world. Some warblers only...

Magic Beans -- Anti-obesity soya could help prevent diabetes

A diet rich in black soya beans could help control weight, lower fat an...wever, a team of Korean researchers has shown that black soya may be even more potent in rats, and also prevents weight gain (Journal of the Science of Food ...

Newly discovered fish named after New York aquarium biologist

... found nowhere else on earth. The newly described black and gold cichlid is about five inches long, and known locally as a "garaka." It occurs in several river system in the northeastern part of the country. Loiselle himself has discovered ?? fifteen freshwater fishes during his fourteen years of fiel...

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