HeLa cells are an immortal cell line, one that keeps on reproducing beyond the standard controls that prevent growth of cells. HeLa cell line is a subject of discussion and controversy, since the original sample of cell cultured to reproduce them was extracted without permission from the sufferer, Henrietta Lacks. The issue of the cell line signifies a number of the ethical considerations associated with cell and tissue cultures, together with certain missteps in the heritage of scientific research. Significant revolutions in the sciences are still being submitted courtesy of HeLa cell-line, emphasizing their contribution ...