Characterization of acid soluble collagen from skin of variable torpedo ray(Torpedo sinuspersici) and antibacterial activity - Sekar Harikrishnan; Murugan Parivallal; Shanmugam Sudarshan; Jeevanandam Vaishnavi; Aruliah Rajasekar; Vasudevan Ramachandran; Sandhanasamy Devanesan; Mohammad Ahmad Wadaan; Jayaraman Narenkumar (Next Nanotechnology, 2026)