#METABOLOMICS WORKBENCH Amygwu_20160809_160650 DATATRACK_ID:698 STUDY_ID:ST000449 ANALYSIS_ID:AN000704 PROJECT_ID:PR000347 VERSION 1 CREATED_ON August 18, 2016, 1:51 pm #PROJECT PR:PROJECT_TITLE Molecular Imaging of Growth, Metabolism, and Antibiotic Inhibition in Bacterial PR:PROJECT_TITLE Colonies by Laser Ablation Electrospray Ionization Mass Spectrometry PR:PROJECT_SUMMARY This study utilized laser ablation electrospray ionization mass spectrometry PR:PROJECT_SUMMARY imaging to study the metabolism and antibiotic inhibition in bacterial colonies. PR:INSTITUTE The George Washington University PR:DEPARTMENT Chemistry PR:LABORATORY Vertes Research Lab PR:LAST_NAME Li PR:FIRST_NAME Hang PR:ADDRESS 800 22nd St. NW, Suite 4000, Washington, DC 20052 PR:EMAIL amy_li@gwmail.gwu.edu PR:PHONE 202-994-6344 #STUDY ST:STUDY_TITLE Molecular Imaging of Growth, Metabolism, and Antibiotic Inhibition in Bacterial ST:STUDY_TITLE Colonies by Laser Ablation Electrospray Ionization Mass Spectrometry ST:STUDY_SUMMARY This study investigates the metabolism and antibiotic inhibition in Escherichia ST:STUDY_SUMMARY coli and Bacillus subtilis colonies. ST:INSTITUTE George Washington University ST:DEPARTMENT Chemistry ST:LABORATORY Vertes Research Lab ST:LAST_NAME Li ST:FIRST_NAME Hang ST:ADDRESS 800 22nd St. NW, Suite 4000, Washington, DC 20052 ST:EMAIL amy_li@gwmail.gwu.edu ST:PHONE 202-994-6344 #SUBJECT SU:SUBJECT_TYPE Microbial (Escherichia coli, bacillus subtilis) SU:SUBJECT_SPECIES Bacillus subtilis SU:TAXONOMY_ID 1423 SU:GENOTYPE_STRAIN ATCC12435, ATCC6051 #SUBJECT_SAMPLE_FACTORS: SUBJECT(optional)[tab]SAMPLE[tab]FACTORS(NAME:VALUE pairs separated by |)[tab]Additional sample data SUBJECT_SAMPLE_FACTORS - EC-1 Treatment:Blank SUBJECT_SAMPLE_FACTORS - BS-1 Treatment:Blank SUBJECT_SAMPLE_FACTORS - BS-2 Treatment:Streptomycin-penicillin SUBJECT_SAMPLE_FACTORS - ECBS-1 Treatment:Streptomycin #COLLECTION CO:COLLECTION_SUMMARY All the sample were analyzed using laser ablation electrospray ionization CO:COLLECTION_SUMMARY (LAESI) MS or MSI. #TREATMENT TR:TREATMENT_SUMMARY In the antibiotic susceptibility testing, the bacterial colonies were treated TR:TREATMENT_SUMMARY with streptomycin or streptomycin-penicillin. #SAMPLEPREP SP:SAMPLEPREP_SUMMARY The E. coli and B. subtilis colonies were inoculated and incubated following the SP:SAMPLEPREP_SUMMARY standard protocol. The antibiotic inhibition tests were performed according to SP:SAMPLEPREP_SUMMARY the conventional Kirby-Bauer antibiotic testing. #CHROMATOGRAPHY CH:CHROMATOGRAPHY_SUMMARY No chromatography was used for this study CH:CHROMATOGRAPHY_TYPE None CH:INSTRUMENT_NAME Synapt G2S CH:COLUMN_NAME None #ANALYSIS AN:ANALYSIS_TYPE MS #MS MS:MS_COMMENTS - MS:INSTRUMENT_NAME Waters Synapt G2 S QTOF MS:INSTRUMENT_TYPE QTOF MS:MS_TYPE ESI MS:ION_MODE POSITIVE #MS_METABOLITE_DATA MS_METABOLITE_DATA:UNITS m/z MS_METABOLITE_DATA_START Samples EC-1 BS-1 Factors Treatment:Blank Treatment:Blank Acetylspermidine 188.176 188.177 Glutathione 308.091 308.091 Valine 118.085 118.087 Hypoxanthine 137.048 137.046 S-formylglutathione 374.039 374.037 MS_METABOLITE_DATA_END #METABOLITES METABOLITES_START metabolite_name retention index quantified m/z PubChem ID KEGG ID Acetylspermidine C00612 Glutathione C00051 Valine C00183 Hypoxanthine C00262 S-formylglutathione C01031 METABOLITES_END #END