Although this results have been contested by other studies that show a total lack of BE activity against CEM cells IC50 value >250 μM [ 35, 40, 41].
These conclusions have been contested by other scientists for various reasons I won't bore you with — boredom definitely shortens life spans.
Hochschild contends that some ten million Congolese perished under Leopold's control and in the years following, mainly because of brutalities perpetrated by Leopold's private army in its search for rubber and ivory, although that figure is contested by other historians.
Among olive baboons, for example, a young male adult who has left his natal home and seeks to be elected into a new baboon group begins by making friendly overtures toward a resident female who is not in estrous at the moment and hence not being contested by other males of the troop.
Today Lvov has become Lviv, while its representation of what it means to be Ukrainian is contested by other regions and communities, notably the Blues, each of which has endured an equally arduous path to become part of the modern Ukrainian state.
That a whole arises out of smaller parts and that atoms are the material causes of the world these mainstays of atomism have been contested by other schools of Indian philosophy.
This treatment was contested by other authorities, and most authors retain the two species in Pseudochelidon, BirdLife International being a notable exception.
This is contested by other commentators, one of whom refers to him as "ardently heterosexual" and his involvement in the rumours as "somewhat unfair".
Following a suggestion by Kitti in his original paper, Richard Brooke proposed in 1972 that the white-eyed river martin was sufficiently different from the African species to be placed in a separate monotypic genus Eurochelidon, but this was contested by other authorities.
