Capsaicin content in chillies ( Capsicum annuum L., Capsicum frutescen s L., Capsicum chinense Jacq.) of Northeast India by high performance thin layer chromatography (HPTLC) - Sushil Kumar Chaudhary; Evanylla Kharlyngdoh; Huidrom Khelemba Singh; A. Mavani; Oinam Shajan Singh; Neeta Pathaw; Jitendra K. Shukla; Bharat G. Somkuwar; Nanaocha Sharma; Pulok Kumar Mukherjee; Pardeep K. Bhardwaj (Natural Product Research, 2026)