Review and analyze newly published journals and patents in all kinds of chemical disciplines and in various kinds of languages to index the new chemical structures to create a valuable collection of content for the CAS database efficiently and accurately.

1. Developed HPLC analytical methods for drug substances, preservatives, and degradation/impurities in the finished products.2. Developed residual solvent methods for drug substances and/or drug products using Gas Chromatography technique (GC).3. Designed and executed method validation protocols in accordance with American Regent, Inc. procedures and FDA guidance. Wrote the method validation reports.4. Performed testing of samples as required to support product development, regulatory submission and the exhibit batch stability program.5. Performed laboratory work to support product or process troubleshooting and special investigations.6. Assisted in the general operation of the Research and Development analytical laboratory, including maintenance of Standard Operating Procedures (SOP’s), training and equipment validation or maintenance.7. Maintained accurate and complete laboratory records as required by company policy and Good Manufacturing Practices (cGMP) requirements.

• Synthesized various linear and cyclic cell-permeable peptides with Fmoc solid phase peptide synthesis technique and labeled the peptides with many kinds of fluorophores• Purified the peptides with high performance liquid chromatography and characterized them with matrix-assisted laser desorption ionization-time of flight mass spectrometry • Incubated fluorescence-labeled peptides with HeLa cells and performed fluorescence activated cell sorting to analyze peptides’ cytosolic delivery efficiencies and total cellular uptake efficiencies• Prepared fluorescence-labeled peptides for a certified researcher to perform intravenous injections and oral gavages of the peptides into mice and organ extractions and homogenized the organs to read the fluorescence intensities to determine peptides’ concentrations in organs• Operated confocal microscope to examine the localizations of fluorescence-labeled peptides within HeLa cells• Performed routine work of HeLa cells’ revival, growth medium change, subculture and seeding

1. Taught General Chemistry I and II to 6 recitation sections, a total of 150 students, both majors and non-majors2. Instructed General Chemistry I Lab to a class of 75 students 3. Enhanced students’ comprehension and manipulation of general chemistry knowledge through reviewing weekly course material, explaining concepts in more detail, preparing practice problems for group discussions, assigning quizzes and answering any science related questions4. Attended weekly staff meeting to report students’ learning outcomes and coordinate with the professor and other TAs5. Prepared reagents and equipment, explained and demonstrated experimental procedures, provided assistance with experiment conductions, maintained laboratory safety, kept laboratory clean and graded students’ reports6. Offered office hours to respond to personal inquiries about class contents

1. Fabricated a library of magnetic iron oxide nanoparticles using thermal decomposition approach and characterized their physical properties using TEM, XRD, DLS, FTIR, UV/Vis and Zeta potential analysis2. Fabricated a multilayered bio-composite film by combining fibroin proteins with functionalized magnetic iron oxide nanoparticles.

1. Taught Principles of Chemistry I 2. Taught Biochemistry/Molecular Biology 3. Taught Introductory Organic Chemistry

1. Applied molecular cloning technique to create mutated MinC, MinD and MinE DNA sequences and ingested the recombinant plasmids into wild type Escherichia coli by performing heat-shock transformation2. Utilized fluorescence microscope to investigate subcellular localizations of mutated MinC, MinD and MinE proteins

1. Used (+)-camphorsulfonic acid as a starting material through seven steps to synthesize β-amino thiol (-)-MITS and utilized it as a chiral ligand to catalyze the asymmetric additions of diethylzincs to imines2. Adjusted the synthesis pathway in order to shorten the required seven steps and to attain the one-pot synthesis