
Programmed cell death: A mechanism for the lysigenous formation of secretory cavities in leaves of Dictamnus dasycarpus
Keywords: DAPI; 4â²,6-diamidino-2-phenylindol dihydrochloride; PCD; programmed cell death; TE; tracheary element; TEM; transmission electron microscopy; TUNEL; terminal deoxynucleotidyl transferase-mediated dUTP nick end labeling; Secretory cavities; Formation; Pr