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Maybe Greek Mythology Wasn't So Far Off

William Saletan opines in Slate on the feasibility — and the growing acceptance — of humanizing animals for the purposes of scientific and medical studies. Included in the many examples: using animals to create humanized antibodies and making humanized mice with symptoms of Alzheimer's disease. Though he's definitely in favor of humanizing mice brains for disease research, he does mention that at first ethicists from Stanford University were not. Do the mice get to chime in what they think?

The Scan

Pig Organ Transplants Considered

The Wall Street Journal reports that the US Food and Drug Administration may soon allow clinical trials that involve transplanting pig organs into humans.

'Poo-Bank' Proposal

Harvard Medical School researchers suggest people should bank stool samples when they are young to transplant when they later develop age-related diseases.

Spurred to Develop Again

New Scientist reports that researchers may have uncovered why about 60 percent of in vitro fertilization embryos stop developing.

Science Papers Examine Breast Milk Cell Populations, Cerebral Cortex Cellular Diversity, Micronesia Population History

In Science this week: unique cell populations found within breast milk, 100 transcriptionally distinct cell populations uncovered in the cerebral cortex, and more.