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Health Issue: Childhood cancers might cellphone masts....

Monday, June 28, 2010


'No link between cancer in kids & cellphone towers'


      British scientists who conducted the largest study yet into cellphone masts and childhood cancers sy that living close to a mast does not increase the risk of a pregnant woman's body developing cancer.
      In a study looking at almost 7,000 children and patterns of early childhood cancers across Britain, the researchers found that those who developed cancer before the age of five were no more likely to have been born close to a mast than their peers.
      "These results are reassuring," said Paul Elliot, director of the centre for environment and health at Imperial College Londaon, who worked on the study. "We found no pattern to suggest that the children of mums living near a base station during pregnancy had a greater risk of developing cancer than those who lived eosewhere."
        Use of cellphones has increased dramatically in recent years and questions have been raised about possible health effects. The authors cautioned they were unable to get information about individual exposure among molthers-to-be to a cell phone handset.



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Health Issue: Allow Pregnancy only After Compatibility


Woman's body is picky about sperm
Allow Pregnancy Only After Compatibility Of Male Has Been Established
Sydney: A woman's body may be unconsciously selective about sperm, allowing some men's to progress to pregnancy but killing off the chances of less suitable mathces, an Australian researcher said on Wednesday.
       University of Adelaide Professor Sarah Robertson said her research suggested that sperm contains "signalling molecules" that activate immunity changes in a woman so her body accepts it. 
        But some apparently healthy sperm failed to activate these changes, leading to the suggestion that the female system can be "choosy" about its biological mate, she said. "It's rather like a two way dance," Robertson said.
        "The male provides information that increases the chances of conception and progression to pregnancy, but the female body has a quality control system which needs convincing that his sperm is compatible.
        "That's where the dance can go wrong with some couples - if the male signals are not strong enough, or if the female system is too 'choosy'." Robertson said sperm was more likely to fail if the woman had not previously been exposed to that man's semen for at least three months.
        "We used to think that if a couple couldn't get pregnant, and the man's semen test was normal, the problem lay with woman. But it appears this is not always the case," Robertsion said.
        The researchers plan to continue their work, which they hope will lead to improved treatments for infertility and miscarriages. The research trial has primarily been on mice and pigs, but Robertson said there was some indication that it will have the same or similar effect on human females.
        "At the moment we've done lots of work on mice and pigs and we've done a little bit of work with human cells and we've found if we put seminal flued on cells in vitro that we get the same kind of changes in human cells.
        We also have a little bit of preliminary work from people showing or suggesting that the same things are going to occur in real in vitro situations. " she said.
        She further commented that this discovery could be extremely important from an evolutionary perspective, because it means the female body has the ability to decide when the time is right for pregnany.
 

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Asia Cup Cricket - @ Sri Lanka Final


FOR THE CROWN OF ASIA
India Desperate To End 15-Year Wait

Dambulla: Pushed to the backfoot by Sri Lanka in the league phase of the Asia Cup, India are looking to hit back against the bosts in the match that matters the most - the final - at the Rangiri Dambulla interantional cricket stadium here on Thursday.
         The Indians are smarting from the humiliating loss on Tuesday. They did try to experiment with the team's composition in that dress rehearsal match and suffered.
         Now, as the momentum has shifted towards the Lankans, MS Dhoni's men will try to make amends and take home the trophy which has stayed away from their hands for 15 years now.
         Harbhajan Singh, hero of the win against Pakistan, will be back in the team along with pacer Ashish Nehra to bolster the bowling attack led by Zaheer Khan.
         Praveen Kumar and Ravinder Jadeja are the other two expected to play on Thursday. The team management is reportedly pleased with Jadeja's bowling but they want runs from his bat too.
        As for India batting, Dinesh Karthik, who has come in for injured Virender Sehwag, will open wiht Gautam Gambhir who is expected to once provede the foundation for the later batsman to capitalise upon, Gambhir, who failed to get a big score in the last league match,must be hungry for a big knock now. He has looked in good form and the team would be looking to ride on a Gauti special.
        Virat Kohli and Rohit Sharma would be under pressure to deliver and if they get going, Dhoni and Suresh Raina's job would become that much easier.
       Dhoni's dismissal in the last match made a huge difference to the team, which succumbed to Ferveez Maharoof's guile on Tuesday, The Indian skipper is aware that he has a key role to play in the middle overs.
       The Sri Lankans will start as the favourites. They mostly are when they play at home. As for the statistics. Lanka have won the last two Asia Cups and are expected to make it a hat-trick in front of the home crowd. It's a tall order for India but they would also take heart in another piece of statistic: they are the only team to have got a hat-trick of Asia Cup title wins.
 

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