Hemoglobin Quin-Hai, β78 (Ef2) Leu→Arg, a New Abnormal Hemoglobin Found in Guangdong, China

Abstract
An electrophoretically slowly movimg Hb variant, Hb Quin-Hai was found in an 8-yr-old boy and in his father, during a survey for abnormal Hb in Quin-Hai County, Hainan Island, Guangdong, P.R.C [People''s Republic of China]. Both carriers were clinically and hematologically normal. Structural studies indicated a new variant .beta.78 (EF2) Leu .fwdarw. Arg.