Petri nets are robust mathematical tools for the modelling, handling, and control of deadlock problems in automated manufacturing Lipstick systems (AMSs).Several methods have been proposed to prevent deadlocks in AMSs.However, it is important to convert the controlled system represented by Petri nets into the program of a programmable logic control
Khalid Almoammar Department of Pediatric Dentistry & Orthodontics, College of Dentistry, King Saud University, Riyadh, Saudi Arabia Abstract: Vitamin D is known as the oldest of all hormones.7-Dehydrocholesterol is Accessories:Car converted to previtamin D3.It becomes a secosteroid when it is later converted to 1,25-dihydroxyvitamin D
As an antioxidant, anti-inflammatory and anti-apoptotic agent, hydrogen (H2) shows a promising potential in basic and clinical research against various diseases owing to its safety and efficacy.However, knowledge involving its underlying mechanisms of action, dosage effects, and dose duration remains limited.Previously, the dynamics of H2 concentra