A demo about the mass spectrometer: http://www.colby.edu/chemistry/OChem/DEMOS/MassSpec.html ... http://www.chemguide.co.uk/analysis/masspec/howitworks.html ...
Mass Spectrometry. Mass spectrometry involves ionizing a compound, ... RH S RSH (R = reagent, S = sample, e = electron, . = radical electron , H = hydrogen) ...
... originated from J.J. Thomson's vacuum tube, where the existence of electrons and ' ... Mass Analyzer: The ions are sorted and separated according to their ...
Advancing the Frontiers of Metagenomic Science Daniel Falush, Wally Gilks, Susan Holmes, David Kolsicki, Christopher Quince, Alexander Sczyrba, Daniel Huson
Mass Labels. While Mass Spectroscopy is not covered in our texts, ... detect the ions impinging on a charge or photosensitive device, e.g., film or photodiodes ...
Advancing the Frontiers of Metagenomic Science Daniel Falush, Wally Gilks, Susan Holmes, David Kolsicki, Christopher Quince, Alexander Sczyrba, Daniel Huson
E.Coli (bacteria) 4.6 x 106 bases. Yeast (simple fungi) 15 x 106 bases. Smallest human chromosome 50 x 106 bases. Entire human genome 3 x 109 bases. Genes ...
In general the fragmentation proceeds to give mainly the most stable carbocation ... is written to reflect this using brackets ... molecular ion is detected. 14 ...
MS is the most dependable technology for forensic chemistry ... Forensic uses. Identification of Crime Scene Materials ... Example of GC/MS Use in Forensics ...
of the genome in a cell, tissue or organism' proteins can be ... I unpolar, aliphatic: A, V, L, I. II aromatic: F, Y, W. III polar: S, T, C, M, N, Q ...
... unknown mass can be attributed to Hydrogen. 7. 33% 3.3. 80. 3% .3. 79 ... Alkyl substituted benzenes often lose a hydrogen or alkyl group to yield the ...
AHS Chemistry Unit 2 Atomic Structure The Basics of Atoms and the Periodic Chart Democritus John Dalton Atoms & Molecules Atoms can exist alone or enter into chemical ...
When you cannot rip the smaller pieces apart any longer (to produce only neutral ... Use glue gun, backer rod, velcoins, glue sticks, set screws, and scissors. ...
Few libraries, little software available for data analysis. Why? We need useful information from MS/MS spectra ... Val, Ile, Leu = Bulky aliphatic side chains ...
high accuracy. very sensitive (down to attomole concs) ... Time-of-Flight (TOF) measures time it takes ions to fly from one end of the analyzer to the other. ...
Most investigation types have a hypothesis, biological sample, basic lab procedures etc... The time period elapsed since an identifiable point in the life ...
Yellow - equally expressed. Intensity - 'absolute' level. red/green - ratio of expression ... Not a silver bullet. Average distance to members. in same cluster ...
... to perform state-of-the-art multinuclear, multidimensional high resolution NMR ... cancer drug cisplatin to the zinc binding domain of DNA polymerase-a. ...