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'''Hela Cells''' are the first human [[cell line]] maintained in a laboratory and were derived from an ovarian tumor biopsy from Henrietta Lacks. They were taken with out permission and were delivered to a colleague of her doctor at Johns Hopkins who was attempting to generate a human cell line, he was successful in maintaining the cell line.

'''Hela Cells''' are the first human [[cell line]] maintained in a laboratory. They were derived from cervical cancer cells obtained from cancer patient Henrietta Lacks. They were taken without permission<ref>As discarded medical waste, there is no legal obligation to obtain patient consent. Therefore, no law was broken.</ref> and were delivered to a George Gay, the then head of the cell culture laboratory at Johns Hopkins Hospital. He was successful in cultivating and propagating the cell line. Most notably, these cells were used in the laboratory testing of Jonas Salk's polio vaccine.<ref>[http://helacells.com/ HelaCells.com]</ref>