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Well organized, driven professional with over 6 years of experience in cell based assays, cleaning validation studies, virology and molecular biology. Skilled in laboratory techniques such as cell culture, virus propagation and quantification; and molecular biology methods such as quantitative polymerase chain reaction, SDS-PAGE, and Western blotting. Strong analytical chemistry background that includes sound working knowledge of HPLC (high performance liquid chromatography) and FPLC (Fast protein liquid chromatography). Skilled in project coordination. A results-oriented candidate, employing strong organization and multi-tasking abilities. Work readily on a team or independently. Excellent documentation, writing and communication skills.
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BiologistAstrix Jun 2023 - May 2024Red Bank, New Jersey, UsAdministration: Constructed lab records using STEMlab to track and record patient and laboratory data. Performed clerical checks of patient data with nurses and laboratory staff prior to infusion. Prepared patient samples prior to shipping. Weekly/Monthly/Quarterly sterilization of laboratory equipment such as BSCs, incubators, and centrifuges. Coordinated with various labs for the quantification of total nucleated cells and red blood cells. Hematology: Performed plasma reduction of patient blood samples. Performed cryopreservation of patient blood samples using a liquid nitrogen controlled rate freezer. Elutriated and purified blood sample into lymphocytes and monocytes. Microbiology: Inoculated patient samples into BacT/ALERT 3D system growth bottles and worked with the microbiology Testing service laboratory which utilized the BacT/ALERT 3D Microbial Identification System to detect the growth of any microbial contaminants in patient samples. Used settling plates in BSC to detect any environmental contaminants present during testing. -
Senior Biologist - Lts Cell BiologyAmerican Type Culture Collection Jul 2021 - Dec 2022Administration: Maintained laboratory inventory, responsible for ordering laboratory media. Authored certificates of analysis. Used the ERP system Microsoft Dynamics AX to move and track chain of custody of cell vials and cell media. Received cells from external clients for mycoplasma testing. Worked with Finance Department to order CAPEX items.Cell Culture: Determined the viability of various mammalian and insect cells by culturing in flasks and using the Vi-CELL XR Cell Viability Analyzer. Culture of Induced Pluripotent Stem Cells. Analyzed cells via light microscopy.Microbiology: Performed mycoplasma testing via direct culture method and indirect cell culture methods using Vero cells. Worked with the Microbiology Testing Service Laboratory by first injecting samples into bacterial culture bottles and then depositing them into the BacT/ALERT 3D Microbial Identification System to detect the growth of any microbial contaminates in cell banks. Immunology: Analyzed cell samples for various cell markers via immunostaining and fluorescent microscopy. Utilized flow cytometry to determine the presence of various cell markers in cell samples.
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Associate Scientist IiiBioreliance Jan 2014 - Jul 2021Rockville, Md, UsAdministration: Maintained laboratory inventory, was responsible for ordering laboratory media. Performed virucidal safety testing of cleaning processes used in various GLP/GMP facilities. Authored worksheets and other documents as necessary. Managed and scheduled meetings between internal stakeholders for cleaning studies. Coordinated and scheduled cleaning testing including aging of disinfectants. Used LIMS to move and track chain of custody of test samples. Cell Culture: Prepared and dispensed cell culture medium. Maintained several immortal cell lines while using excellent aseptic technique for use in various virucidal safety testing.Virology: Quantified virus particles using 50% tissue culture infective dose (TCID50) assays. Microbiology: Quantified bacteria using standard plate count assays, banked and inventoried bacteria, spores, fungi and yeast for use in disinfectant efficacy assessment studies. -
Associate Scientist IiMicrobac Laboratories, Inc. Nov 2012 - Jan 2014Pittsburgh, Pa, UsAdministration: Provided direct support to study directors. Coordinated disinfectant virucidal efficacy tests, communicated with clients to ensure tests are performed according to their specifications. Assured all experimental data was accurately recorded and verified. Authored final reports according to SOP and protocol guidelines before submission to the study director prior to QA review, assuring that the final data is complete. Assisted management in training of new hires. Authored new SOPs.Analytical Chemistry: Performed cleaning validation studies of AKTA/FPLC systems. Determined the concentration of ortho-phthaldehyde using HPLC. -
Associate Scientist IMicrobac Laboratories, Inc. Feb 2010 - Nov 2012Pittsburgh, Pa, UsAssociate Scientist I, Microbiotest, Sterling, VA February 2010 - November 2012 Cell Culture: Prepared and dispensed cell culture and microbial media. Maintained several immortal cell lines while using excellent aseptic technique for use in various virucidal efficacy tests and for use in virus propagation. Cryopreservation of various cell lines. Assisted in cell banking. Preparation of primary duck hepatocytes. Performed cytotoxicity studies to determine the effect of various cleaning products on mammalian cell lines.Virology: Experience in the quantification of virus particles using plaque, fluorescent focus, and hemagglutination assays as well as 50% tissue culture infective dose (TCID50). Propagation and concentration of various mammalian viruses using ultracentrifugation. Assisted in virus banking.Molecular Biology: Performed DNA/RNA extraction of virus samples for use in quantitative polymerase chain reactions for the detection of virus nucleic acid. Utilized protein chemistry techniques such as Western Blotting for prion clearance studies.Administrative: Maintained inventory of consumable laboratory items, responsible for ordering laboratory supplies. Performed calibration and maintenance of laboratory equipment.
Christopher Rohr Skills
Christopher Rohr Education Details
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George Mason UniversityChemistry -
George Mason UniversityChemistry/Biology
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Northern Virginia Community CollegeBiology And Chemistry
Frequently Asked Questions about Christopher Rohr
What is Christopher Rohr's role at the current company?
Christopher Rohr's current role is Looking for a new opportunity.
What is Christopher Rohr's email address?
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What is Christopher Rohr's direct phone number?
Christopher Rohr's direct phone number is +170392*****
What schools did Christopher Rohr attend?
Christopher Rohr attended George Mason University, George Mason University, Northern Virginia Community College.
What skills is Christopher Rohr known for?
Christopher Rohr has skills like Molecular Biology, Microbiology, Scientific Analysis, Research And Development, Analytical Chemistry, Strategic Planning, Quality Control, Market Research, Western Blotting, Protein Chemistry.
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