Can You Hear Me Now? (IMAGE) Salk Institute Caption The phylogenetic tree, which shows the evolutionary relationship between all Monosiga tyrosine kinases, reveals that only a handful of them are related to human tyrosine kinases (yellow background). Credit Graphic: Courtesy of Dr. Gerard Manning, Salk Institute for Biological Studies. Usage Restrictions News media reproduction to illustrate this story permitted with proper attribution as provided above. For one time use only. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.