Help - Statistics

System version: 1.4.0

2020/03/26

Data update

2020/03/26: Data download function and MassChroBook are available.


Statistics

Items

  Positive Negative All
Published 28 28 28


Number of Peaks

  ESI Positive ESI Negative All
Total peak number 139,953 153,769 293,722
Average peak number (per published food items) 4,998 5,492 5,245
Peaks with MSn spectra 29,917 23,767 53,684
Peaks with MS2 spectra 29,917 23,767 53,684
Peaks with MS3 spectra 14,024 9,138 23,162
Peaks with compound database hits
(KEGG, KNApSAcK, HMDB, LIPID MAPS, FlavonoidDB were searched with a 5 ppm-mass tolerance)
56,171 58,022 114,193


Update history

2020/03/26 The system was updated to version 1.4.0. Download functions and MassChroBook are available.
- Pages and menu for downloading were added.
- APIs for downloading were added.
- Modifications of the internal program for better maintenance.
2020/02/27 The system was updated to version 1.3.0.
- The peak icon in the search results was improved to the one with
MS2/MS3 results, DB hits, non-default adducts, and FlavonoidSearch results.
- Neutral loss search function was added.
2020/01/18 The initial version was released with the system version 1.2.0. The data from 28 plant samples were published.