This was a serendipitous discovery that came about when a fellow graduate, Timothy S. Chang, who was teaching a course on antibody production obtained chickens from Glick that had been bursectomised (removal of the bursa).
Este foi un descubrimento casual que se produciu cando un colega graduado, Timothy S. Chang, que estaba impartindo un curso sobre a produción de anticorpos obtivo polos dos utilizados por Glick, aos este bursectomizara (extirpara a bolsa).