@article{202112.0486, doi = {10.20944/preprints202112.0486.v1}, url = {https://doi.org/10.20944/preprints202112.0486.v1}, year = 2021, month = {December}, publisher = {Preprints}, author = {Aurapa Sakulpanich and Korawan Ounklong and Jinnaphat Sommanat and Anon Phayakkaphon and Raweewan Srisawat and Jiraporn Ruangsittichai}, title = {Contact Toxicity of Various Stemona Collinsiae Root Extracts Against Periplaneta Americana (Dictyoptera: Blattodea) And Detection of Didehydrostemofoline Distribution in Tissue Using MALDI Imaging Mass Spectrometry}, journal = {Preprints} }