Moreira, LeandroDias, TeresaDias, L.G.Silva, José PauloEstevinho, Leticia M.2011-07-012011-07-012011Moreira, Leandro; Dias, Teresa; Dias, L.G.; Silva, José Paulo; Estevinho, Leticia M. (2011). Propolis influence on erythrocyte membrane disorder (hereditaryspherocytosis): a first approach. In I Congresso Ibérico de Apicultura. Castelo Branco, Portugal. ISBN 978-989-8196-15-6978-989-8196-15-6http://hdl.handle.net/10198/5634Propolis is a resinous substance collected from plants by bees. Its composition d epends on the vegetation, the season, and the source area. It usually contains many chemical compounds such as polyphenols, steroids and amino acids. The hereditary spherocytosis (HS) is a type of anaemia characterized by microcytic and hyperchromic red cells, spherical in shape and without central pallor. Clinically, subjects present from asymptomatic conditions to severe haemolytic anaemia.porconference object