By Sondra Murphy
Oak View resident Dwayne McCullough has been donating blood regularly since 1976. On Oct. 11, he gave his 400th unit and was honored by United Blood Services staff in Ventura with cake and a commemorative plaque.
McCullough began giving blood while working at 3M and said his main motivation at the time was getting a long break from the office. Having the uncommon blood type of AB positive made McCullough popular with blood bank staff, who initially requested that he be on call