This reminds me of the situation with Tay-Sachs disease. It’s also more common in Ashkenazi Jewish communities. It’s a disorder where if you have one copy of the gene it helps to protect you against TB, but having two copies leads to a fatal disease in early childhood.
SurrealHalloween t1_j7htdep wrote
Reply to Gaucher Disease Might Protect Ashkenazi Jews Against TB by molrose96
This reminds me of the situation with Tay-Sachs disease. It’s also more common in Ashkenazi Jewish communities. It’s a disorder where if you have one copy of the gene it helps to protect you against TB, but having two copies leads to a fatal disease in early childhood.