The biologists studied around 100, 000 of them during the period of the study. Lead author Matthew Ulgherait, who executed the study in Walker's laboratory as a doctoral student, focused on a cellular process called autophagy, which enables cells to degrade and discard aged, damaged cellular components. By getting rid of that ‘cellular garbage’ before it damages cells, autophagy protects against aging, and AMPK has been shown to activate this process previously. Ulgherait studied whether activating AMPK in the flies resulted in autophagy occurring at a greater rate than usual. ‘An extremely interesting finding was when Matt activated AMPK in the nervous system, he saw proof increased degrees of autophagy in not merely the brain, however in the intestine also,’ said Walker, a faculty member in the UCLA College.The authors analyzed the data and attest to the accuracy of the data and the analyses and the fidelity of the analysis to the protocol . The authors wrote the manuscript and made a decision to post the manuscript for publication. The sponsor of the study, Ethicon Endo-Surgery Europe , got no part in the scholarly study design, data gathering, analyses and interpretation, or composing of the manuscript. Patients Individuals with a solitary adenocarcinoma of the rectum within 15 cm from the anal verge without distant metastases who were candidates for elective medical procedures were qualified to receive inclusion.