Washington, September 26 : Scientists have identified an important molecule that helps the zebrafish develop one of its four stripes of pigment cells.

The researchers said that that their study focused on a particular zebrafish mutant called choker, which is distinctive because one of the four stripes running down its side is missing, and it has a dark collar around its neck instead.

Washington, Sept 26 : Birds that hang out in large urban areas have adapted to survive in a much larger range of conditions than their rural counterparts, a new study by researchers from the University of Washington has found.

And not only do they survive, but as the researchers found out, they also thrive.

This, the researchers say, is a sign that urban birds have developed coping mechanisms that rural birds might not have.

Washington, Sept.26 : U.S. President George W Bush is in dire need of an English teacher, even as his eight year presidency is close to winding up.

It is a known fact that his presidency has been marred often by verbal faux pax that has left audiences round the world quite embarrassed and some smirking with laughter.

If there is anyone who needs lessons in English phonetics, it has to be this Texan with a twang in his voice.

Washington, Sept 26: According to a new study, chances of remarriage or cohabiting decrease after a separation or divorce.

And, what further reduces the chances of moving on and finding a new love is children from a previous marriage or relationship.

The study, by Dutch researcher Anne-Rigt Poortman, has revealed that the prospects of having a relationship were slimmer for women as compared to men. A possible explanation for such kind of behaviour could be that past experiences make people cautious following a divorce.

Washington, Sept 26 : A new study has revealed that for children with increased risk for type 1 diabetes, eating foods rich in omega-3 fatty acids such as fish, may lead to a reduced risk of pancreatic islet autoimmunity, which is linked to the development of the disease.

Certain dietary factors have been associated with the onset of type 1 diabetes as well as the autoimmune process that leads to the disease.

Chennai: Cadila Healthcare Ltd has received USFDA approval for hydroxychloroquine sulphate tabs in the strength of 200 mg.

The medicine falls under the DMARD (disease modifying anti-rheumatic drug) section, and is used in caring rheumatoid arthritis.

According to NDC Health, the sales of such pills in the US market in 2006 stood at $30 million.