Stem cell donation

DKMS Foundation India Executive Chairman Patrick Paul and haemato-oncologist Aruna Rajendran with stem cell donor Paritosh and patient Samnu John at a press conference in the city on Wednesday. | Photo Credit: B. JOTHI RAMALINGAM A 40-year-old man from Chennai, Samnu John, who underwent an unrelated stem cell transplant for severe aplastic anaemia, met his donor…