Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

K. Kletter · SciRah

Researcher profile · Semantic Scholar

K. Kletter

Share profile

K. Kletter — researcher profile on SciRah

h-index: 45
Works: 239
Citations: 6,965

Most-cited papers

Reduced serotonin-1A receptor binding in social anxiety disorder.
R. Lanzenberger, M. Mitterhauser, C. Spindelegger, W. Wadsak +10 more
2007Biological Psychiatry317 citations
Semantic Scholar
Chronic heart failure leads to an expanded plasma volume and pseudoanaemia, but does not lead to a reduction in the body's red cell volume.
C. Adlbrecht, S. Kommata, M. Hülsmann, T. Szekeres +9 more
2008European Heart Journal134 citations
Semantic Scholar
18F-fluoro-deoxy-glucose positron emission tomography (18F-FDG-PET) visualizes follicular lymphoma irrespective of grading.
S. Wöhrer, U. Jaeger, K. Kletter, A. Becherer +4 more
2006Annals of Oncology126 citations Open access
Semantic Scholar
A pilot study to assess the efficacy of tariquidar to inhibit P-glycoprotein at the human blood-brain barrier with (R)–11C-verapamil and PET
C. Wagner, M. Bauer, R. Karch, Thomas Feurstein +7 more
2009Journal of Nuclear Medicine122 citations Open access
Semantic Scholar
No Immunological Benefit of Selenium in Consecutive Patients with Autoimmune Thyroiditis
G. Karanikas, Matthias Schuetz, S. Kontur, He-Ying Duan +6 more
2008Thyroid117 citations
Semantic Scholar
Pharmacoresistance in Epilepsy: A Pilot PET Study with the P‐Glycoprotein Substrate R‐[11C]verapamil
O. Langer, M. Bauer, A. Hammers, R. Karch +13 more
2007Epilepsia115 citations Open access
Semantic Scholar
11C-acetate positron emission tomography imaging and image fusion with computed tomography and magnetic resonance imaging in patients with recurrent prostate cancer.
S. Wachter, S. Tomek, A. Kurtaran, N. Wachter-Gerstner +8 more
2006Journal of Clinical Oncology114 citations
Semantic Scholar
Evaluation of Diffusion-Weighted MRI for Pretherapeutic Assessment and Staging of Lymphoma: Results of a Prospective Study in 140 Patients
M. Mayerhoefer, G. Karanikas, K. Kletter, H. Prosch +16 more
2014Clinical Cancer Research112 citations Open access
Semantic Scholar
Tariquidar-induced P-glycoprotein inhibition at the rat blood-brain barrier studied with (R)-11C-verapamil and PET
J. Bankstahl, C. Kuntner, A. Abrahim, R. Karch +7 more
2008Journal of Nuclear Medicine109 citations Open access
Semantic Scholar
Influence of escitalopram treatment on 5-HT1A receptor binding in limbic regions in patients with anxiety disorders
Christoph Spindelegger, R. Lanzenberger, W. Wadsak, L. Mien +7 more
2009Molecular Psychiatry107 citations
Semantic Scholar
Aggression is related to frontal serotonin‐1A receptor distribution as revealed by PET in healthy subjects
A. V. Witte, A. Flöel, P. Stein, M. Savli +10 more
2009Human Brain Mapping105 citations Open access
Semantic Scholar
Gastrointestinal transit, release and plasma pharmacokinetics of a new oral budesonide formulation.
M. Brunner, S. Ziegler, A. D. Di Stefano, Pejman Dehghanyar +9 more
2006British Journal of Clinical Pharmacology99 citations Open access
Semantic Scholar
Evaluation of Diffusion-Weighted Magnetic Resonance Imaging for Follow-up and Treatment Response Assessment of Lymphoma: Results of an 18F-FDG-PET/CT–Controlled Prospective Study in 64 Patients
M. Mayerhoefer, G. Karanikas, K. Kletter, H. Prosch +13 more
2015Clinical Cancer Research88 citations Open access
Semantic Scholar
Diagnostic imaging in Merkel cell carcinoma: lessons to learn from 16 cases with correlation of sonography, CT, MRI and PET.
P. Peloschek, C. Novotny, C. Mueller-mang, Michael Weber +6 more
2010European Journal of Radiology84 citations
Semantic Scholar
Lateralization of the serotonin-1A receptor distribution in language areas revealed by PET
M. Fink, W. Wadsak, M. Savli, P. Stein +7 more
2009NeuroImage83 citations
Semantic Scholar
18F-Fluoro-deoxy-glucose positron emission tomography in lymphoma of mucosa-associated lymphoid tissue: histology makes the difference.
M. Hoffmann, S. Wöhrer, A. Becherer, A. Chott +3 more
2006Annals of Oncology81 citations Open access
Semantic Scholar
Uptake of bone-seekers is solely associated with mineralisation! A study with 99mTc-MDP, 153Sm-EDTMP and 18F-fluoride on osteoblasts
S. Toegel, O. Hoffmann, W. Wadsak, D. Ettlinger +7 more
2006European Journal of Nuclear Medicine and Molecular Imaging80 citations
Semantic Scholar
Light-dependent alteration of serotonin-1A receptor binding in cortical and subcortical limbic regions in the human brain
C. Spindelegger, P. Stein, W. Wadsak, M. Fink +10 more
2012World Journal of Biological Psychiatry66 citations
Semantic Scholar
Cortisol plasma levels in social anxiety disorder patients correlate with serotonin-1A receptor binding in limbic brain regions.
R. Lanzenberger, W. Wadsak, C. Spindelegger, M. Mitterhauser +9 more
2010International Journal of Neuropsychopharmacology64 citations Open access
Semantic Scholar
The serotonin-1A receptor distribution in healthy men and women measured by PET and [carbonyl-11C]WAY-100635
P. Stein, M. Savli, W. Wadsak, M. Mitterhauser +8 more
2008European Journal of Nuclear Medicine and Molecular Imaging64 citations
Semantic Scholar
Evaluating repetitive 18F-fluoroazomycin-arabinoside (18FAZA) PET in the setting of MRI guided adaptive radiotherapy in cervical cancer
Matthias Schuetz, M. Schmid, R. Pötter, S. Kommata +7 more
2010Acta oncologica62 citations Open access
Semantic Scholar
Age dependency of cerebral P-gp function measured with (R)-[11C]verapamil and PET
M. Bauer, R. Karch, F. Neumann, A. Abrahim +5 more
2009European Journal of Clinical Pharmacology60 citations Open access
Semantic Scholar
Typical chest pain and normal coronary angiogram: cardiac risk factor analysis versus PET for detection of microvascular disease.
S. Graf, A. Khorsand, M. Gwechenberger, C. Novotny +6 more
2007Journal of Nuclear Medicine55 citations
Semantic Scholar
A positron emission tomography microdosing study with a potential antiamyloid drug in healthy volunteers and patients with Alzheimer's disease
M. Bauer, O. Langer, P. Dal-Bianco, R. Karch +15 more
2006Clinical pharmacology and therapy55 citations
Semantic Scholar
[11C] Methionine and [18F] Fluorodeoxyglucose PET in the follow-up of glioblastoma multiforme
C. Pötzi, A. Becherer, C. Marosi, G. Karanikas +4 more
2007Journal of Neuro-Oncology51 citations
Semantic Scholar
Peripheral metabolism of (R)-[11C]verapamil in epilepsy patients
A. Abrahim, G. Luurtsema, M. Bauer, R. Karch +8 more
2007European Journal of Nuclear Medicine and Molecular Imaging46 citations
Semantic Scholar
Assessment of Regional Differences in Tariquidar-Induced P-Glycoprotein Modulation at the Human Blood–Brain Barrier
M. Bauer, R. Karch, F. Neumann, C. Wagner +5 more
2010Journal of Cerebral Blood Flow and Metabolism40 citations Open access
Semantic Scholar
PET based volume segmentation with emphasis on the iterative TrueX algorithm.
B. Knäusl, A. Hirtl, G. Dobrozemsky, H. Bergmann +3 more
2012Zeitschrift für Medizinische Physik39 citations Open access
Semantic Scholar
Multimodal imaging of human early visual cortex by combining functional and molecular measurements with fMRI and PET
F. Gerstl, C. Windischberger, M. Mitterhauser, W. Wadsak +5 more
2008NeuroImage38 citations
Semantic Scholar
A combined accelerator mass spectrometry-positron emission tomography human microdose study with 14C- and 11C-labelled verapamil
C. Wagner, Marie Simpson, M. Zeitlinger, M. Bauer +8 more
2011Clinical Pharmacokinetics37 citations Open access
Semantic Scholar
Central serotonin 1A receptor binding in temporal lobe epilepsy: a [carbonyl-(11)C]WAY-100635 PET study.
E. Assem‐Hilger, R. Lanzenberger, M. Savli, W. Wadsak +6 more
2010Epilepsy & Behavior37 citations
Semantic Scholar
Pre vivo, ex vivo and in vivo evaluations of [68Ga]-EDTMP.
M. Mitterhauser, S. Toegel, W. Wadsak, R. Lanzenberger +9 more
2007Nuclear Medicine and Biology37 citations
Semantic Scholar
Simple and fully automated preparation of [carbonyl-11C]WAY-100635
W. Wadsak, L. Mien, D. Ettlinger, R. Lanzenberger +4 more
200736 citations
Semantic Scholar
[18F]FETO for adrenocortical PET imaging: a pilot study in healthy volunteers
W. Wadsak, M. Mitterhauser, G. Rendl, Matthias Schuetz +5 more
2006European Journal of Nuclear Medicine and Molecular Imaging33 citations
Semantic Scholar
Surgical Target Selection in Cerebral Glioma Surgery: Linking Methionine (MET) PET Image Fusion and Neuronavigation
Karl Roessler, B. Gatterbauer, A. Becherer, M. Paul +6 more
2007Neurochirurgia32 citations
Semantic Scholar
Preparation and pre-vivo evaluation of no-carrier-added, carrier-added and cross-complexed [(68)Ga]-EDTMP formulations.
S. Toegel, W. Wadsak, L. Mien, H. Viernstein +6 more
2008European journal of pharmaceutics and biopharmaceutics31 citations
Semantic Scholar
Microfluidic preparation of [18F]FE@SUPPY and [18F]FE@SUPPY:2--comparison with conventional radiosyntheses.
J. Ungersboeck, C. Philippe, L. Mien, D. Haeusler +8 more
2011Nuclear Medicine and Biology30 citations
Semantic Scholar
Preparation and first evaluation of [(18)F]FE@SUPPY: a new PET tracer for the adenosine A(3) receptor.
W. Wadsak, L. Mien, K. Shanab, D. Ettlinger +9 more
2008Nuclear Medicine and Biology30 citations
Semantic Scholar
Coronary Vasoreactivity in Subjects with Thyroid Autoimmunity and Subclinical Hypothyroidism Before and After Supplementation with Thyroxine
Tatjana Traub-Weidinger, S. Graf, M. Beheshti, S. Ofluoglu +6 more
2011Thyroid29 citations
Semantic Scholar
Hypothalamic serotonin-1A receptor binding measured by PET predicts the plasma level of dehydroepiandrosterone sulfate in healthy women.
U. Moser, W. Wadsak, C. Spindelegger, M. Mitterhauser +5 more
2010Neuroscience Letters24 citations
Semantic Scholar
[18F]FETO: metabolic considerations
D. Ettlinger, W. Wadsak, L. Mien, Michael Machek +7 more
2006European Journal of Nuclear Medicine and Molecular Imaging23 citations
Semantic Scholar
Pharmacoresistance in Epilepsy : A Pilot PET Study with the P-Glycoprotein Substrate R-[ 11 C ] verapamil ∗ †
O. Langer, M. Bauer, A. Hammers, R. Karch +13 more
200722 citations
Semantic Scholar
T lymphocyte cytokine production patterns in hashimoto patients with elevated calcitonin levels and their relationship to tumor initiation.
Matthias Schuetz, He-Ying Duan, K. Wahl, C. Pirich +6 more
2006Anticancer Research22 citations
Semantic Scholar
Progesterone Level Predicts Serotonin-1A Receptor Binding in the Male Human Brain
R. Lanzenberger, M. Mitterhauser, G. Kranz, C. Spindelegger +6 more
2011Neuroendocrinology20 citations
Semantic Scholar
18F fluoroethylations: different strategies for the rapid translation of 11C-methylated radiotracers.
W. Wadsak, L. Mien, D. Ettlinger, H. Eidherr +6 more
2007Nuclear Medicine and Biology20 citations
Semantic Scholar
Diagnostic grand rounds: a new teaching concept to train diagnostic reasoning.
S. Stieger, Andrea Praschinger, K. Kletter, F. Kainberger
2011European Journal of Radiology19 citations
Semantic Scholar
Comparison of 11C‐acetate positron emission tomography and 67Gallium citrate scintigraphy in patients with hepatocellular carcinoma
Shu-Ren Li, M. Beheshti, M. Peck-Radosavljevic, S. Oezer +6 more
200619 citations
Semantic Scholar
Can Interim 18F-FDG PET or Diffusion-Weighted MRI Predict End-of-Treatment Outcome in FDG-Avid MALT Lymphoma After Rituximab-Based Therapy?: A Preliminary Study in 15 Patients
M. Mayerhoefer, G. Karanikas, K. Kletter, B. Kiesewetter +8 more
2016Clinical Nuclear Medicine17 citations
Semantic Scholar
[18F]FE@SUPPY and [18F]FE@SUPPY:2--metabolic considerations.
D. Haeusler, L. Nics, L. Mien, J. Ungersboeck +10 more
2010Nuclear Medicine and Biology14 citations
Semantic Scholar
11 C-Acetate Positron Emission Tomography Imaging and Image Fusion With Computed Tomography and Magnetic Resonance Imaging in Patients With Recurrent Prostate Cancer
S. Wachter, S. Tomek, A. Kurtaran, N. Wachter-Gerstner +8 more
200614 citations
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

R. Dudczak×24
Invite
R. Dudczak — researcher profile on SciRah
M. Mitterhauser×23
Invite
M. Mitterhauser — researcher profile on SciRah
W. Wadsak×22
Invite
W. Wadsak — researcher profile on SciRah
L. Mien×19
Invite
L. Mien — researcher profile on SciRah

R. Lanzenberger

×16

Invite

R. Lanzenberger — researcher profile on SciRah

G. Karanikas×10

Invite

G. Karanikas — researcher profile on SciRah

Invite

M. Müller — researcher profile on SciRah

Invite

S. Kasper — researcher profile on SciRah

Invite

R. Karch — researcher profile on SciRah

Invite

O. Langer — researcher profile on SciRah

Invite

M. Bauer — researcher profile on SciRah

C. Spindelegger×7

Invite

C. Spindelegger — researcher profile on SciRah