Cells treated with 5 nM D3 showed little response , but differentiated maximally with 5 nM D3 and 10 nM RA .
cells treated with 5 nm d3 showed little response , but differentiated maximally with 5 nm d3 and 10 nm ra .
O O O O O B-lipid O O O O O O O O O O B-lipid O O O B-other_organic_compound O