Salmon gives birth to trout in scientific leap that gives hope to endangered fish
Independent, UK - 5 Aug
... Biology textbooks will never quite be the same again. Scientists have altered the reproductive organs of salmon so that they produce trout offspring. A "germ" tissue from young trout was put into young salmon so that when the salmon became sexually mature they produced the sperm and eggs of trout. ... Yutaka Takeuchi of the Tokyo University of Marine Science and Technology, said that the development could help many of the world's endangered species of fish. Dr Takeuchi said tissue transplants from one endangered species to a related but more common species that is easier to rear in captivity could help to boost the wild populations...
