“In the multibillion-dollar sperm bank industry, stories of mix-ups have become increasingly common. While federal regulators require that samples be tested for communicable diseases such as HIV, there is little to no national regulation beyond that: No laws punishing sloppy record-keeping at the clinics, no laws mandating that the personal information provided by donors is verified, no laws ensuring that women are being inseminated with the exact samples they have selected. And there’s currently no major lobbying effort to change any of that.” Buzzfeed: They Grew Up Believing They Were Half Brothers From The Same Sperm Donor. A DNA Test Revealed The Truth.