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Too Soon to Release GM Mosquitoes to Fight Zika

Releasing genetically-modified mosquitoes into the wild to fight malaria, Zika or other insect-borne diseases is premature and could have unintended consequences, researchers said in a new report.

"Our committee urges caution -- a lot more research is needed to understand the scientific, ethical, regulatory and social consequences of releasing such organisms," said Arizona State University professor James Collins, who was co-chair of a National Academies of Sciences, Engineering and Medicine committee.

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Liberia Ebola Outbreak to be Declared Over

The latest Ebola outbreak in Liberia, the last country still affected by the deadliest flare-up in the history of the feared tropical virus, is to be declared over on Thursday.

Liberia will have passed the World Health Organization (WHO) threshold of 42 days -- twice the incubation period for the virus -- since the last known patient tested negative for the second time.

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WHO: Thailand First in Asia to Eliminate Mother-to-Baby HIV

Thailand has become the first Asian country to eliminate mother-to-child transmission of HIV, the World Health Organization said Wednesday, a milestone in the fight against the disease.

The announcement is a boost for a generation of Thai health workers who have transformed the nation from one of Asia's most HIV-ravaged societies to a pin-up for how to effectively tackle the crisis.

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LGBT Groups Defy U.N. Decision to Bar them from AIDS Meet

Gay and transgender rights groups barred from a major U.N. AIDS conference opening Wednesday plan to defy the decision by joining other delegations at the meeting on ending the HIV epidemic.

Twenty-two groups were denied U.N. accreditation to attend the gathering after Russia, the Organization of Islamic Cooperation, Cameroon and Tanzania raised objections, drawing outrage from AIDS activists.

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Hong Kong Culls Thousands of Birds over Avian Flu Scare

Hong Kong culled 4,500 birds on Tuesday after the deadly H7N9 bird flu virus was discovered in a chicken at a local market.

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When to Give Up: Treatment or Comfort for Late-Stage Cancer?

Two months before Joe Clark died of colon cancer at age 31, a doctor gently told him it was time to stop treatment.

He had suffered through more than a year of chemotherapy that produced painful sores in his mouth, last-ditch major abdominal surgery had left behind excruciating scar tissue, and hope had dried up. But the end of treatment had a surprise effect on Clark and his wife.

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Studies: Precision Medicine Can Widen Cancer Care Options

Using a patient's individual tumor biomarkers to determine the best treatment can improve success rates, studies showed Saturday.

Unlike chemotherapy and radiation therapy, targeted medicine allows to preserve healthy cells.

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Top Indian Hospital Says Duped in Kidney Sale Racket

One of India's top hospitals unwittingly removed the kidneys of organ-trafficking victims believing they were donating them to relatives, a hospital spokesman said Saturday, after police arrested five over the racket.

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Two-drug Regimen Shows Promise against Pancreatic Cancer

A combination of two chemotherapy drugs has shown promising results in fighting pancreatic cancer, significantly improving five-year survival rates, according to a European study presented Friday.

The trial showed that patients who take the oral drug capecitabine in addition to treatment with the commonly-used intravenous drug gemcitabine after surgical removal of pancreatic cancer survived longer without significant increase in negative side effects.

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U.S. to Establish Lab Network for Combating 'Superbugs'

US authorities said Tuesday they are establishing a network of labs that can respond quickly to antibiotic-resistant "superbugs," following America's first human case of a dangerous strain of E. coli.

The announcement by the US Centers for Disease Control and Prevention came as authorities try to identify people who had contact with a 49-year-old woman in the eastern state of Pennsylvania whose urinary tract infection tested positive for E. coli bacteria carrying the antibiotic-resistant mcr-1 gene.

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