These cellular responses require intracellular signalling pathways , such as the four MAP kinase ( MAPK ) pathways .
these cellular responses require intracellular signalling pathways , such as the four map kinase ( mapk ) pathways .
O O O O B-other_name I-other_name I-other_name O O O O O B-protein_family_or_group I-protein_family_or_group O B-protein_family_or_group O O O