Helin S - Search Results

1

Intranasal naloxone rapidly occupies brain mu-opioid receptors in human subjects.

Johansson J, Hirvonen J, Lovró Z, Ekblad L, Kaasinen V, Rajasilta O, Helin S, Tuisku J, Sirén S, Pennanen M, Agrawal A, Crystal R, Vainio PJ, Alho H, Scheinin M. Johansson J, et al. Among authors: helin s. Neuropsychopharmacology. 2019 Aug;44(9):1667-1673. doi: 10.1038/s41386-019-0368-x. Epub 2019 Mar 13. Neuropsychopharmacology. 2019. PMID: 30867551 Free PMC article. Clinical Trial.

2

Voxel-based analysis of PET amyloid ligand [11C]PIB uptake in Alzheimer disease.

Kemppainen NM, Aalto S, Wilson IA, Någren K, Helin S, Brück A, Oikonen V, Kailajärvi M, Scheinin M, Viitanen M, Parkkola R, Rinne JO. Kemppainen NM, et al. Among authors: helin s. Neurology. 2006 Nov 14;67(9):1575-80. doi: 10.1212/01.wnl.0000240117.55680.0a. Epub 2006 Sep 13. Neurology. 2006. PMID: 16971697

3

PET amyloid ligand [11C]PIB uptake is increased in mild cognitive impairment.

Kemppainen NM, Aalto S, Wilson IA, Någren K, Helin S, Brück A, Oikonen V, Kailajärvi M, Scheinin M, Viitanen M, Parkkola R, Rinne JO. Kemppainen NM, et al. Among authors: helin s. Neurology. 2007 May 8;68(19):1603-6. doi: 10.1212/01.wnl.0000260969.94695.56. Neurology. 2007. PMID: 17485647

4

Effects of intravenous glucose on dopaminergic function in the human brain in vivo.

Haltia LT, Rinne JO, Merisaari H, Maguire RP, Savontaus E, Helin S, Någren K, Kaasinen V. Haltia LT, et al. Among authors: helin s. Synapse. 2007 Sep;61(9):748-56. doi: 10.1002/syn.20418. Synapse. 2007. PMID: 17568412 Clinical Trial.

5

Effects of intravenous placebo with glucose expectation on human basal ganglia dopaminergic function.

Haltia LT, Rinne JO, Helin S, Parkkola R, Någren K, Kaasinen V. Haltia LT, et al. Among authors: helin s. Synapse. 2008 Sep;62(9):682-8. doi: 10.1002/syn.20541. Synapse. 2008. PMID: 18566972 Clinical Trial.

6

Human biodistribution and radiation dosimetry of 11C-(R)-PK11195, the prototypic PET ligand to image inflammation.

Hirvonen J, Roivainen A, Virta J, Helin S, Någren K, Rinne JO. Hirvonen J, et al. Among authors: helin s. Eur J Nucl Med Mol Imaging. 2010 Mar;37(3):606-12. doi: 10.1007/s00259-009-1298-3. Epub 2009 Oct 28. Eur J Nucl Med Mol Imaging. 2010. PMID: 19862517 Clinical Trial.

7

Gender differences in brain serotonin transporter availability in panic disorder.

Maron E, Tõru I, Hirvonen J, Tuominen L, Lumme V, Vasar V, Shlik J, Nutt DJ, Helin S, Någren K, Tiihonen J, Hietala J. Maron E, et al. Among authors: helin s. J Psychopharmacol. 2011 Jul;25(7):952-9. doi: 10.1177/0269881110389207. Epub 2010 Dec 8. J Psychopharmacol. 2011. PMID: 21148024

8

Serotonin transporter in attention-deficit hyperactivity disorder--preliminary results from a positron emission tomography study.

Karlsson L, Tuominen L, Huotarinen A, Leppämäki S, Sihvola E, Helin S, Sipilä M, Tani P, Hirvonen J, Hietala J, Karlsson H. Karlsson L, et al. Among authors: helin s. Psychiatry Res. 2013 May 30;212(2):164-5. doi: 10.1016/j.pscychresns.2013.02.001. Epub 2013 Apr 6. Psychiatry Res. 2013. PMID: 23566552

9

Adenosine A2A receptors in secondary progressive multiple sclerosis: a [(11)C]TMSX brain PET study.

Rissanen E, Virta JR, Paavilainen T, Tuisku J, Helin S, Luoto P, Parkkola R, Rinne JO, Airas L. Rissanen E, et al. Among authors: helin s. J Cereb Blood Flow Metab. 2013 Sep;33(9):1394-401. doi: 10.1038/jcbfm.2013.85. Epub 2013 May 22. J Cereb Blood Flow Metab. 2013. PMID: 23695433 Free PMC article.

10

A PET Tracer for Brain α2C Adrenoceptors, (11)C-ORM-13070: Radiosynthesis and Preclinical Evaluation in Rats and Knockout Mice.

Arponen E, Helin S, Marjamäki P, Grönroos T, Holm P, Löyttyniemi E, Någren K, Scheinin M, Haaparanta-Solin M, Sallinen J, Solin O. Arponen E, et al. Among authors: helin s. J Nucl Med. 2014 Jul;55(7):1171-7. doi: 10.2967/jnumed.113.135574. Epub 2014 May 5. J Nucl Med. 2014. PMID: 24799619 Free article.

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