Porcine Pepsin is a serine Endoproteinase with molecular weight of 35 kD. Its optimum activity is in the acid range (pH 2.0 â pH 4.0) and it predominantly cleaves peptide bonds on the carboxy side of aromatic and hydrophilic residues.
Take It Easy is a song written by Jackson Browne and Glenn Frey, and recorded by the Eagles with Frey singing lead vocals. It was the band's first single, released on May 1, 1972. It peaked at No. 12 on the July 22, 1972 Billboard Hot 100 chart.
In his book and in a TV interview, the author of 'No Easy Day' describes the killing of Osama bin Laden and the efforts to identify the body. This book cover image released by Dutton shows 'No Easy Day: The Firsthand Account of the Mission that Killed Osama Bin Laden,' by Mark Owen with Kevin Maurer. Dutton/AP/File.