Blood banking has played a critical role in Black history, particularly in the context of medical research and the treatment of various diseases. One significant event in Black history related to blood banking is the creation of the "HeLa" cell line.

The HeLa cell line was derived from the cells of Henrietta Lacks, a Black woman who was diagnosed with cervical cancer in the 1950s. Without her knowledge or consent, cells from her tumor were taken and used for medical research. These cells, known as HeLa cells, became the first immortal human cell line and were instrumental in numerous medical breakthroughs, including the development of the polio vaccine and advancements in cancer research.

Additionally, blood banking has been crucial in providing blood transfusions and other medical treatments to Black individuals who may require blood due to various medical conditions or emergencies. Blood donation campaigns and drives have been important in ensuring that there is an adequate supply of blood for all individuals, including those in the Black community.

Overall, blood banking has not only contributed to medical advancements and treatments but has also highlighted the importance of ethical considerations, informed consent, and equity in healthcare, particularly in Black history.