<prompt> Which of the following pigment are involved in free radical injuryLipofuscinMelaninBilirubinHematin  <response>: ref Robbins 7e p39, 9e p64 also called wear and tear pigment or pigment ageing Derived through lipid peroxidase Perinuclear in location Indicative of free radical injury to cell Prominent in ageing ,severe malnutrition and cancer ,cachexia 