hela细胞
HELA cells have played a pivotal role in advancing medical research since their discovery in 1951. Named after Henrietta Lacks, a young African American woman whose cells were taken without her knowledge or consent, HELA cells have the unique ability to divide indefinitely and are used in laboratories worldwide.
One of the key benefits of HELA cells is their immortal nature, which allows scientists to study them over multiple generations. This has led to groundbreaking discoveries in fields such as cancer research, virology, and genetics. For example, HELA cells were instrumental in the development of the polio vaccine and have been used to study the effects of radiation and chemotherapy on cancer cells.
Despite their important contributions to science, the story of Henrietta Lacks and the unethical practices surrounding the initial harvesting of her cells have raised ethical questions about consent and ownership of biological materials. However, there is no denying the tremendous impact that HELA cells have had on medical research and the countless lives they have saved and improved.#18#