SYDNEY (Reuters) - A vaccine to protect Australia's koalas against chlamydia has been approved for the first time, a development that scientists believe could stop the spread of the deadly disease ...

Understanding how the human immune system fights Plasmodium vivax paves the way for the first effective vaccine against it.

Australian regulators have approved a chlamydia vaccine for koalas, researchers said Wednesday, as they seek to stamp out a sexually transmitted disease responsible for about half of all deaths of the ...

MELBOURNE, Australia -- A regulator has approved a world-first vaccine to protect koalas from chlamydia infections, which are causing infertility and death in the iconic native species that is listed ...

MELBOURNE, Australia (AP) — A regulator has approved a world-first vaccine to protect koalas from chlamydia infections, which are causing infertility and death in the iconic native species that is ...