Maldi tof - Guides d'étude, Notes de cours & Résumés

Most common STD correct answers Chlamydia (1.7 mil cases) Skin normal biota is coagulase-negative staph, cornybacterium, and microbacterium smegmatis correct answers males (all ages) Skin normal biota staph and corynbacterium correct answers females (prepuberty and post-menopause) Normal biota of the skin for reproductive-age females in some cases- they carry it asymptomatically correct answers GBS Normal biota of the skin for ___________ includes Enterobacteriaceae and anerobes, str...

CMMB 461 FINAL Question and answers 100% correct CMMB 461 FINAL Basic components of mass spec - correct answer 1. Ion source 2. mass analyzer 3. detector Two main types of ionization - correct answer 1. Electrospray ionization 2. MALDI Electrospray Ionization (ES) - correct answer Peptide solution is passed through a narrow metal needle with a high electrical potential resulting in highly charged droplets of protonated peptide ions. Matrix-assisted laser desorption ionization...

Most common STD - Answer- Chlamydia (1.7 mil cases) Skin normal biota is coagulase-negative staph, cornybacterium, and microbacterium smegmatis - Answer- males (all ages) Skin normal biota staph and corynbacterium - Answer- females (prepuberty and post-menopause) Normal biota of the skin for reproductive-age females in some cases- they carry it asymptomatically - Answer- GBS Normal biota of the skin for ___________ includes Enterobacteriaceae and anerobes, strep and staph, and LACTOB...

CMMB 461 FINAL Question and answers rated A+ 2024 Basic components of mass spec - correct answer 1. Ion source 2. mass analyzer 3. detector Two main types of ionization - correct answer 1. Electrospray ionization 2. MALDI Electrospray Ionization (ES) - correct answer Peptide solution is passed through a narrow metal needle with a high electrical potential resulting in highly charged droplets of protonated peptide ions. Matrix-assisted laser desorption ionization (MALDI) - corre...

How to calculate signal to noise - Answer-S/N = mean/STDEV -inverse of RSD -STDEV: 5 (#STDEV gaussian curve) -STDEV: peak-to-peak noise/5 S/N relationships - Answer--increase S/N, increase run time -decrease noise, increase S/N Beer's Law - AnswerBeer's Law Calculations - AnswerHard ionization vs soft ionization - Answer--hard: no M+ peak (or small) -soft: M+ peak is visible MS: hard ionization sources - Answer--impart high quantities of residual energy in the subject molecule invokin...

Sequencing of the DNA region encoding 16S rRNA is performed to determine - ️️the evolutionary and genetic relatedness of microorganisms and has driven changes in microorganism nomenclature Homologous extrinsic control - ️️target-derived control with a non-target-derived sequence insert; control is added to every sample after nucleic acid extraction and before amplification Smallpox must be handled only in approved laboratories - ️️level 4 containment When processing whole bloo...

MMSC 438 EXAM 2 SET Q&A Most common STD - ANSWER Chlamydia (1.7 mil cases) Skin normal biota is coagulase-negative staph, cornybacterium, and microbacterium smegmatis - ANSWER males (all ages) Skin normal biota staph and corynbacterium - ANSWER females (prepuberty and post-menopause) Normal biota of the skin for reproductive-age females in some cases- they carry it asymptomatically - ANSWER GBS Normal biota of the skin for ___________ includes Enterobacteriaceae and anerobes, st...

MB (ASCP) 2020(updated) correctly answeredConsider the table below where a child and a possible father (PF) share the listed paternity indices for each locus listed (LOC-A1, LOC-B2, LOC-C3, LOC-D4). Locus Tested PF Child Paternity Index LOC-A1 3 2/3 2.18 LOC-B2 7/5 5 0.798 LOC-C3 15/17 9/17 5.21 LOC-D4 12 12 1.37 Based on the data presented in the table, what is the combined paternity index, CPI, from the loci tested: LOC-A1, LOC-B2, LOC-C3 and LOC-D4? 12.42 9.558 15.56 2.38 12.42...

Most common STD - CORRECT ANSWER Chlamydia (1.7 mil cases) Skin normal biota is coagulase-negative staph, cornybacterium, and microbacterium smegmatis - CORRECT ANSWER males (all ages) Skin normal biota staph and corynbacterium - CORRECT ANSWER females (prepuberty and post-menopause) Normal biota of the skin for reproductive-age females in some cases- they carry it asymptomatically - CORRECT ANSWER GBS Normal biota of the skin for ___________ includes Enterobacteriace...

OL Lab 13: Protein Synthesis Learning Objectives  Explain the translation process from mRNA to amino acid  Explain post-translational modification of proteins  Explain protein synthesis processing in the ribosome  Explain the primary, secondary, tertiary and quaternary structures of protein  Explain the basic principles of mass spectrometry (MALDI-TOF) Introduction In the Protein Synthesis lab, you will learn about the difference between protein synthesis in prokaryote (u...