J. Kjellberg - Concepedia

Author

J. Kjellberg

Uppsala University

Also Known As

J. KJELLBERG, J. Kjellberg, Jonas Kjellberg

Publications

579

Citations

H-Index

Concepts

All Affiliations

Uppsala University KTH Royal Institute of Technology

About

J. Kjellberg is an author at Uppsala University specializing in biochemistry, organic chemistry, and chemistry.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Biochemistry	7	7	212
2	Chemistry	4	4	117
3	Natural Sciences	3	3	56
4	Engineering	2	2	35
5	Medicine	2	2	116

J. Kjellberg

Publications

544

Citations

H-Index

Page 1

	Year	Citations
Californium-252 plasma desorption time of flight mass spectroscopy of proteins B. Sundqvist, I. Kamensky, P. Håkansson, Journal of Mass Spectrometry	1984	149
Characterization of N7 and N9 alkylated purine analogues by 1H and 13C nmr J. Kjellberg, Nils Gunnar Johansson Tetrahedron BiochemistryPurine AnaloguesMedicineProtein NmrSolution Nmr Spectroscopy	1986	102
Laser‐induced desorption of proteins Mehran Salehpour, I. K. Perera, J. Kjellberg, Rapid Communications in Mass Spectrometry	1989	70
Studies on the Alkylation of Derivatives of Guanines J. Kjellberg, Nils Gunnar Johansson Nucleosides and Nucleotides Derivative (Chemistry)DerivativesN9-substituted Guanine AnalogsOrganic ChemistryRelative Formation	1989	40
Regioselective alkylation of 6-(β-methoxyethoxy)guanine to give the 9-alkylguanine derivative J. Kjellberg, Magnus Liljenberg, Nils Gunnar Johansson Tetrahedron Letters Regioselective AlkylationOrganic ChemistryChemistryDerivative (Chemistry)Synthetic Chemistry	1986	35
The use of 15N-NMR spectroscopy for assigning the structures of isomeric N7- and N9-substituted purines Gérald S. Remaud, J. Kjellberg, Hervé Bazin, Tetrahedron BiochemistryNatural SciencesStructure ElucidationOrganic Chemistry15N-nmr Spectroscopy	1986	31
Protein ion production by fast heavy ion induced desorption B. Sundqvist, Allan Hedin, P. Håkansson, International Journal of Mass Spectrometry and Ion Physics Ion ExchangeBiochemistryProtein Ion ProductionIon ProcessProtein Purification	1983	28
A plasma desorption time-of-flight mass spectrometer with a single-stage ion mirror: improved resolution and calibration procedure Gunnar Brinkmalm, P. Håkansson, J. Kjellberg, International Journal of Mass Spectrometry and Ion Processes EngineeringAnalytical InstrumentationCalibrationSpectroscopySingle-stage Ion Mirror	1992	24
An 15n-nmr study of isomeric n1 and n3 substituted 7-methyl-10-oxo-9,10-dihydro pyrimido[l,2-a]purines and 9-oxo-8,9-dihydro-5-alkyl-imidazo[1,2-a] purines in neutral and acidic medium. Gérald S. Remaud, J. Kjellberg, Nils Gunnar Johansson, Tetrahedron Medicinal ChemistryBioorganic ChemistryAcidic MediumBiochemistryNatural Sciences	1987	14
The observation of quasi‐molecular ions from a tiger snake venom component (<i>M</i><sub>r</sub> 13 309) using <sup>252</sup>Cf‐plasma desorption mass spectrometry I. Kamensky, P. Håkansson, J. Kjellberg, FEBS Letters	1983	14

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