Långström B - Search Results

1

On the use of liquid chromatography with radio- and ultraviolet absorbance detection coupled to mass spectrometry for improved sensitivity and selectivity in determination of specific radioactivity of radiopharmaceuticals.

Hyllbrant B, Tyrefors N, Markides KE, Långström B. Hyllbrant B, et al. Among authors: langstrom b. J Pharm Biomed Anal. 1999 Jul;20(3):493-501. doi: 10.1016/s0731-7085(99)00047-3. J Pharm Biomed Anal. 1999. PMID: 10701965

2

Analysis of L-[methyl-11C]methionine and metabolites in human plasma by an automated solid-phase extraction and a high-performance liquid chromatographic procedure.

Lindner KJ, Hartvig P, Akesson C, Tyrefors N, Sundin A, Långström B. Lindner KJ, et al. Among authors: langstrom b. J Chromatogr B Biomed Appl. 1996 Apr 26;679(1-2):13-9. doi: 10.1016/0378-4347(96)00011-4. J Chromatogr B Biomed Appl. 1996. PMID: 8998552

3

Determination of morphine, morphine-3-glucuronide and morphine-6-glucuronide in human serum by solid-phase extraction and liquid chromatography-mass spectrometry with electrospray ionisation.

Tyrefors N, Hyllbrant B, Ekman L, Johansson M, Långström B. Tyrefors N, et al. Among authors: langstrom b. J Chromatogr A. 1996 Apr 5;729(1-2):279-85. doi: 10.1016/0021-9673(95)01090-4. J Chromatogr A. 1996. PMID: 9004950

4

Supercritical fluid extraction of 11C-labeled metabolites in tissue using supercritical ammonia.

Jacobson GB, Moulder R, Lu L, Bergström M, Markides KE, Långström B. Jacobson GB, et al. Among authors: langstrom b. Anal Chem. 1997 Feb 1;69(3):275-80. doi: 10.1021/ac960786c. Anal Chem. 1997. PMID: 9030045

5

Tracing oxygen metabolism by use of positron emitter oxygen-15.

Watanabe Y, Hyllbrant BB, Långström B. Watanabe Y, et al. Among authors: langstrom b. Biochem Biophys Res Commun. 1997 Feb 3;231(1):131-4. doi: 10.1006/bbrc.1997.6060. Biochem Biophys Res Commun. 1997. PMID: 9070234

6

An automated liquid chromatographic plasma analysis of amino acids used in combination with positron emission tomography (PET) for determination of in vivo plasma kinetics.

Lindner KJ, Hartvig P, Tyrefors N, Hedlund C, Långström B. Lindner KJ, et al. Among authors: langstrom b. J Pharm Biomed Anal. 1995 Apr;13(4-5):353-9. doi: 10.1016/0731-7085(95)01308-8. J Pharm Biomed Anal. 1995. PMID: 9696543

7

Liquid chromatographic analysis of brain homogenates and microdialysates for the quantification of L-[beta-11C]DOPA and its metabolites for the validation of positron emission tomography studies.

Lindner KJ, Hartvig P, Tedroff J, Ljungström A, Bjurling P, Långström B. Lindner KJ, et al. Among authors: langstrom b. J Pharm Biomed Anal. 1995 Apr;13(4-5):361-7. doi: 10.1016/0731-7085(95)01291-r. J Pharm Biomed Anal. 1995. PMID: 9696544

8

Temporal lobe epilepsy visualized with PET with 11C-L-deuterium-deprenyl--analysis of kinetic data.

Bergström M, Kumlien E, Lilja A, Tyrefors N, Westerberg G, Långström B. Bergström M, et al. Among authors: langstrom b. Acta Neurol Scand. 1998 Oct;98(4):224-31. doi: 10.1111/j.1600-0404.1998.tb07300.x. Acta Neurol Scand. 1998. PMID: 9808270 Clinical Trial.

9

Compounds labelled with short-lived beta(+)-emitting radionuclides and some applications in life sciences. The importance of time as a parameter.

Långström B, Kihlberg T, Bergström M, Antoni G, Björkman M, Forngren BH, Forngren T, Hartvig P, Markides K, Yngve U, Ogren M. Långström B, et al. Acta Chem Scand (Cph). 1999 Sep;53(9):651-69. doi: 10.3891/acta.chem.scand.53-0651. Acta Chem Scand (Cph). 1999. PMID: 10486908 Review.

10

Reversed-phase ion-pair chromatography coupled to electrospray ionisation mass spectrometry by on-line removal of the counter-ions.

Forngren BH, Samskog J, Gustavsson SA, Tyrefors N, Markides KE, Långström B. Forngren BH, et al. Among authors: langstrom b. J Chromatogr A. 1999 Aug 27;854(1-2):155-62. doi: 10.1016/s0021-9673(99)00526-9. J Chromatogr A. 1999. PMID: 10497936

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