I would like to use dates in statistic methods and I need all files on .raw extension.
Hello experts, Does anyone know any free software about retention index prediction ?
08 August 2024 7,403 2 View
I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...
08 August 2024 8,329 0 View
I am working on algal extract to which gas chromatography (Not GC-MS) spectrum I want to discover. My question is can we identify specific compounds using retention time if I compared the RT with...
29 July 2024 8,034 4 View
Why methanol and sulphuric acid, used in the analysis of polyhydroxyalkanoates (PHA) methyl esters by GC-MS? Additionally, why do we typically use non-polar solvents in GC-MS?
22 July 2024 1,210 2 View
I am now developing a python module for ms2 database searching, would like to realize a function that similar to what Xcalibur did, choose multiple mass spectra and get an averaged spectra. But...
22 July 2024 3,975 1 View
Hello, So I have mouse brain tissue MS data from one of my predecessors and I have human serum data from the hospital that I collaborate with. We are trying to find markers for the diagnosis of...
11 July 2024 8,484 0 View
I am working on centrosomal proteins. I overexpressed my POI and then I did SNAP capture pulldown followed by mass spec and I got approximately 700 protein hits. I am trying to validate specific...
03 July 2024 5,701 0 View
Dear all, I am writing to explain my problem and would greatly appreciate any small hints that might help alleviate my desperation. I am relatively new to proteomics, and our laboratory has an old...
26 June 2024 9,948 10 View
I need some articles on the analysis of the nutritional quality of barley (H.vulgare.L) and the analytical approach of metabolomics and proteomics.
26 June 2024 3,451 2 View
I am working on CO2 photoreduction. During my work, I am facing a problem with my GC-FID analysis. Some of my analyses are showing a peak shape resembling a hump or a steep decline in the region...
21 June 2024 8,623 5 View