'Precursor ion' presentation slideshows

Travelling Wave Ion Mobility Studies of Polymer Microstructure

Travelling Wave Ion Mobility Studies of Polymer Microstructure. Jim Scrivens. Challenges in characterising polymer formulations. Extremely complex mixtures Variation of starting materials Poorly controlled reactions Molecular weight range Sold on properties not structure

908 views • 60 slides

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941 views • 46 slides

Introduction to MALDI-TOF

Introduction to MALDI-TOF. Features of MALDI-TOF MS. Soft ionization - analyze intact biomolecules and synthetic polymers Broad mass range - analyze a wide variety of biomolecules Simple mixtures are okay Relatively tolerant of buffers and salts Fast data acquisition

784 views • 42 slides

Mass Spectrometry

Mass Spectrometry. Hyphenated Techniques GC-MS LC-MS and MS-MS. Reasons for Using Chromatography with MS. Mixture analysis by MS alone is difficult Fragmentation from ionization (EI or CI) Fragments from each component in one spectrum yields intractable interpretation

1.29k views • 34 slides

Measuring Urinary Free Cortisol

Measuring Urinary Free Cortisol. Release of Cortisol. Stress. -. Corticotrophin Releasing Hormone (CRH). The hypothalamus. -. Adrenocorticotropic Hormone (ACTH). Pituitary Gland. Cortisol. Adrenal Cortex. Suppress Immune Response. Increase Blood Glucose.

506 views • 33 slides

The ProteomeWorks System ~ New Mass Spectrometry Systems ~

The ProteomeWorks System is the global alliance of Micromass and Bio-Rad Laboratories dedicated to furthering proteomics research. The ProteomeWorks System ~ New Mass Spectrometry Systems ~.

316 views • 31 slides

Mass Analyst

Mass Analyst. Analysis of MS(MS) data. Short function overview: L oad mzXML data (ms-ms data) L oad pepXML and/or mascot data (found proteins/peptides after search with the raw data C ombine both data sources D isplay ms experiments graphically P rovide an interactive visualization

258 views • 13 slides

Low light

High light response in Arabidopsis thaliana. 4 days. 1100 transcripts change. Low light. High light. Anthocyanin light response mutant. Mutant characterisation by metabolite profiling. Targeted analysis of anthocyanins and other flavonoids (MRM). What else is different?

257 views • 12 slides

MASS SPECTROMETRY INTRODUCTION

MASS SPECTROMETRY INTRODUCTION. Ilyana Mushaeva and Amber Moscato Department of Electrical and Computer Engineering Temple University. Spectrometry vs. Spectroscopy.

513 views • 8 slides

Ion Source

What are LC-MS instruments ? liquid chromatography mass spectrometry. H +. +. collision. N. 1. +. H. N. pump. Liquid (H 2 O + CH 3 OH). O. 207. Analytical Column : separation of drugs or peptides. m/z : 276. 2. injector. liquid phase. samples. gas phase. Ion Source.

301 views • 1 slides

Supplemental Figure 1. Tandem m ass s pectrometry identification of arginine

Supplemental Figure 1. Tandem m ass s pectrometry identification of arginine

99 views • 1 slides