The present invention is directed to novel polypeptides having homology to the olfactomedin protein and to nucleic acid molecules those polypeptides. Also provided herein are vectors and host cells comprising those nucleic acid sequences, chimeric polypeptid molecules comprising the polypeptides of the present invention fused to heterologous polypeptide sequencs, antibodies which bind to the polypeptides of the present invention and to methods for producing the polypeptides of the present invention.