Brussels, 28/01/2013 (Agence Europe) - On 24 January, the European Commission sent a reasoned opinion to Poland, calling on the country to transpose in full all directives relating to human tissue and cells. Human tissue and cells, such as bone marrow, tendons, ovocytes and corneas, are used to treat patients and various diseases. However, the taking of tissue and cells can transmit diseases. European legislation, therefore, lays down rules guaranteeing the quality and harmlessness of tissue...