Anaerobian, bacteria, fungi, mycoplasma and exogenous avian leukemia virus and hemadsorption and non-hemadsorption viruses were negative.

厌氧菌、细菌、真菌、支原体、血吸附病毒、非血吸附病毒和外源性禽白血病病毒检测均为阴性。

youdao

The incidence of leukemia is generally believed that the reasons for the occurrence of the disease with ionizing radiation, certain chemicals, drugs, viruses and other factors.

白血病的发病原因一般认为此病的发生与电离辐射、某些化学制剂药物、病毒等因素有关。

youdao

The experts noted conflicting results concerning a possible link between the disorder and a group of viruses known as murine leukemia viruses.

VOA: special.2011.01.18