@article {bioinflmu-553, title = {{Identifying active transcription factors and kinases from expression data}}, journal = {Bioinformatics}, volume = {21}, number = {Suppl 2}, year = {2005}, pages = {115-122}, doi = {10.1093/bioinformatics/bti1120}, pdf = {PDF}, author = {Florian Sohler and Ralf Zimmer} }