San Francisco, California, United States
Perform formulation preparations on timely manner including compound request, calculation, vehicle preparation, and writing instructions. Perform solubility and stability analyses on small molecules using HPLC. Determine small molecules’ characteristics using microscopy, XRD, TGA, and DSC. Clean laboratory space and replenish laboratory supplies. Disposed hazardous waste appropriately. Maintain and organize electronic laboratory notebook. Participate in group meetings and assist group to meet research goals.
Performed purification, oxidation, and post-modification of synthetic peptides in a cGMP environment. Followed and completed batch production records in the manufacturing of cGMP peptides. Participated in manufacturing process activities including purification, planning, investigation, and troubleshooting. Coordinated maintenance activities for cGMP equipment. Drafted and revised purification-related SOPs. Managed in-process control of peptide solubility, purity, and impurity identification. Disposed hazardous waste appropriately. Assisted manufacturing department to meet production goals.
Maintained safe and reliable transit operations Maintained on-time performance, and kept accurate passenger counts Provided customer service to people with physical needs
Tetrapeptide synthesis project Synthesized tetrapeptides with multistep from different amino acids using techniques developed in Dr. Wei-Chieh Cheng's Lab. Separated and purified products using flash chromatography, vacuum filtration, and rotavap. Identified and analyzed products using TLC, NMR, and HPLC. Developed synthesis schemes utilizing Chemdraw and documented findings in lab notebooks .