triacylglycerol metabolic pathway triacylglycerol degradation pathway 2010-02-17T02:19:06Z PW:0000737 Those enzymatic reactions involved in the degradation of triacylglycerols when energy reserves are low, such as in the fasting state, during exercise or in response to stress. Triacylglycerols are the common form of fatty acid transport and storage. Triglyceride catabolism lipolysis pathway pathway triglyceride catabolic process vpetri