London, Sept 20 : HP, known for inkjet printer cartridges, has developed a "microneedle" patch that injects medicines painlessly through the skin from a patch on the arm.

Washington, Sept 20: A study revealed that pregnancy might slow down the progression of AIDS in HIV-infected women receiving antiretroviral therapy.

It has been revealed that in pregnancy, the usage of Highly Active Antiretroviral Therapy (HAART) can decrease the transmission of HIV to the newborn to approximately 1 percent.

Washington, Sept 20 : Researchers at Columbia University have revealed how the brain handles pleasant and nasty surprises.

Guangzhou: Chinese experts have confirmed an epidemic of H5N1 avian influenza in domestic fowls in the southern province of Guangzhou. For this reason, Guangzhou has planned to cull another 10,000 domestic fowls against the bird flu outburst.