Those wishing to donate can head to DKMS, a bone marrow transplant center, located in Harlem, N.Y., on Sunday to get tested. (The test is a simple inner cheek swab.) Tavarez’s mother, Odiney Brown, told the New York Post that helping others in need of a bone marrow transplant was one of Shannon’s main goals.The actress played Young Nala from September 2009 until last April, when she began feeling pain in her lower back and legs. Soon, the emerging star was diagnosed, and the search for a donor began.