Washington, Nov 14: A research team led by an Indian-origin scientist at the University of California, San Diego School of Medicine have shown how eating red meat and milk products could increase the risk of cancerous tumours.

Ajit Varki, M. D., and colleagues have found that inflammation resulting from a molecule introduced through consumption of these foods could promote tumour growth,

Washington, Nov 12 : In a new study, scientists have established that sildenafil, a drug also sold as Viagra and known for treating erectile dysfunction (male impotence) and pulmonary arterial hypertension (PAH), does not influence blood flow in patients with cirrhosis.

Erectile dysfunction is a common problem affecting about half of all patients with end-stage liver disease.

The scientists found that sildenafil had no effect on the hepatic venous pressure gradient (HVPG).

Washington, November 12 : Researchers at Indiana University''s Kinsey Institute have for the first time shown differences in brain activity as women considered masculinised and feminised male faces, and whether the person was a potential sexual partner.

The researchers claim that they have identified regions of the brain that respond more strongly to masculine faces.

According to them, the differences between women’s preference of masculinized and feminised faces appeared strongest when they were closer to ovulating.

London, Nov 12 : An "intelligent pill,” dubbed the "iPill", has been developed, which when taken releases the correct amount of medicine according to what the body needs.

Designed by Philips, the Dutch electronics giant, the iPill consists of a microprocessor, battery, wireless radio, pump and a drug reservoir so that it can release medication in a specific area in the body.

It uses its sensors to measure acidity ad its location in the gut and then releases the drug, reports The Telegraph.

According to the company spokesman, it is possible to use the iPill for the treatment of digestive tract disorders like Crohn''s disease.

Melbourne, Nov 12 : Two men who were refused entry into a nightclub Down Under scaled its roof with one crashing through the ceiling and landing on the dance floor and the other had to be rescued by emergency service volunteers after he got stuck in the ceiling.

The men, aged 20 and 21, were turned away by the doormen of Inflations nightclub in the Victorian town of Bairnsdale about 3.20am on Sunday before they concocted their own plan to get inside, reports News. com. au.

The pair went to the back of the building and climbed two storeys before removing a vent from the roof of the club.

Cops said the owner of the nightclub confronted the man who fell on the dancefloor, who replied, "I just dropped in for a drink. "

Washington, Nov 12 : The world''s first radar breast imaging system, developed by scientists at Bristol University, may revolutionise the way women are scanned for breast cancer.

The system is being tested at North Bristol NHS Trust (NBT).

Professor Alan Preece and Dr Ian Craddock from the University of Bristol have been working for a number of years to develop a breast-imaging device, which uses radio waves and therefore has no radiation risk unlike conventional mammograms.