Search filters

List of works by Ralph Buchert

18FDG-PET following treatment as valid predictor for disease-free survival in Hodgkin's lymphoma.

scientific article published in January 2001

A hidden giant: Wallenberg syndrome and aortal wall thickening as an atypical presentation of a giant cell arteritis.

scientific article published on March 2013

A new bifunctional chelator enables facile biocoupling and radiolabeling as the basis for a bioconjugation kit.

scientific article published on 10 April 2014

A voxel-based PET investigation of the long-term effects of "Ecstasy" consumption on brain serotonin transporters.

scientific article

Aberrant Salience Is Related to Reduced Reinforcement Learning Signals and Elevated Dopamine Synthesis Capacity in Healthy Adults.

scientific article

Accurate determination of metabolic rates from dynamic positron emission tomography data with very-low temporal resolution.

scientific article

Altered cerebral glucose metabolism normalized in a patient with a pediatric autoimmune neuropsychiatric disorder after streptococcal infection (PANDAS)-like condition following treatment with plasmapheresis: a case report.

scientific article published on 2 May 2018

Amyloid imaging for differential diagnosis of dementia: incremental value compared to clinical diagnosis and [18F]FDG PET

scientific article published on 10 August 2018

Amyloid load but not regional glucose metabolism predicts conversion to Alzheimer's dementia in a memory clinic population

scientific article published on 15 March 2018

Anti-DPPX encephalitis: pathogenic effects of antibodies on gut and brain neurons.

scientific article published on 19 August 2015

Asphericity of pretherapeutic tumour FDG uptake provides independent prognostic value in head-and-neck cancer

scientific article published on 26 June 2014

Association between fully automated MRI-based volumetry of different brain regions and neuropsychological test performance in patients with amnestic mild cognitive impairment and Alzheimer’s disease

scientific article published on September 1, 2012

Automatic classification of dopamine transporter SPECT: deep convolutional neural networks can be trained to be robust with respect to variable image characteristics

scientific article published on 31 August 2019

Awakening with amantadine from a persistent vegetative state after subarachnoid haemorrhage

scientific article published on 24 July 2017

Blood-brain barrier permeability for ammonia in patients with different grades of liver fibrosis is not different from healthy controls.

scientific article

Brain and whole-body FDG-PET in diagnosis, treatment monitoring and long-term follow-up of primary CNS lymphoma.

scientific article published on 21 May 2013

Brain perfusion imaging under acetazolamide challenge for detection of impaired cerebrovascular reserve capacity: positive findings with O-15-water PET in patients with negative Tc-99m-HMPAO SPECT.

scientific article published on 20 July 2017

CT-based attenuation correction in I-123-ioflupane SPECT

scientific article

Cerebral glucose metabolism in adults with neurofibromatosis type 1.

scientific article published on 31 August 2015

Cerebral glucose utilisation in hepatitis C virus infection-associated encephalopathy

scientific article published on June 2011

Characterization of [123I]FP-CIT binding to the dopamine transporter in the striatum of tree shrews by quantitative in vitro autoradiography.

scientific article

Chronic alcohol intake abolishes the relationship between dopamine synthesis capacity and learning signals in the ventral striatum.

scientific article published on 26 December 2014

Cognitive performance correlates with the degree of dopaminergic degeneration in the associative part of the striatum in non-demented Parkinson's patients

scientific article published on 22 June 2017

Combined correction of recovery effect and motion blur for SUV quantification of solitary pulmonary nodules in FDG PET/CT.

scientific article published on 20 March 2010

Combined measurement of tumor perfusion and glucose metabolism for improved tumor characterization in advanced cervical carcinoma. A PET/CT pilot study using [15O]water and [18F]fluorodeoxyglucose.

scientific article published on 18 February 2014

Complete remission of critical neurohistiocytosis by vemurafenib

scientific article published on 26 February 2015

Computer simulations suggest that acute correction of hyperglycaemia with an insulin bolus protocol might be useful in brain FDG PET.

scientific article published in January 2009

Decline in prefrontal catecholamine synthesis explains age-related changes in cognitive speed beyond regional grey matter atrophy

scientific article

Dementia and leukoencephalopathy due to lymphomatosis cerebri

scientific article published on 02 February 2009

Detection of a possible epilepsy focus in a preoperated patient by perfusion SPECT and computer-aided subtraction analysis.

scientific article published in January 2008

Development of Alzheimer-disease neuroimaging-biomarkers using mouse models with amyloid-precursor protein-transgene expression.

scientific article

Diagnostic performance of the specific uptake size index for semi-quantitative analysis of I-123-FP-CIT SPECT: harmonized multi-center research setting versus typical clinical single-camera setting

scientific article published on 07 May 2019

Ecstasy--long-term effects on the human central nervous system revealed by positron emission tomography

scientific article published on 01 August 1999

Ecstasy-induced reduction of the availability of the brain serotonin transporter as revealed by [11C](+)McN5652-PET and the multi-linear reference tissue model: loss of transporters or artifact of tracer kinetic modelling?

scientific article published on 8 November 2006

Effect of attenuation correction on lesion detectability in FDG PET of breast cancer

scientific article published on 01 December 1999

Effects of behavioral therapy or pharmacotherapy on brain glucose metabolism in subjects with obsessive-compulsive disorder as assessed by brain FDG PET.

scientific article published on 14 October 2010

Effects of spermidine supplementation on cognition and biomarkers in older adults with subjective cognitive decline (SmartAge)-study protocol for a randomized controlled trial

scientific article published on 01 May 2019

Evaluation of PET quantification accuracy in vivo. Comparison of measured FDG concentration in the bladder with urine samples.

scientific article published on 20 February 2014

Evaluation of a new expert system for fully automated detection of the Alzheimer's dementia pattern in FDG PET.

scientific article published in September 2006

Extra-intracranial standard bypass in the elderly: perioperative risk, bypass patency and outcome

scientific article

FDG PET detection of unknown primary tumors

scientific article published on 01 May 2000

FDG PET for the localization diagnosis in inflammatory disease of unknown origin--two case reports

scientific article

FDG PET/CT in cancer therapy monitoring: computer-assisted analysis of baseline together with up to two follow-ups.

scientific article published on 17 December 2010

Feasibility of 18F-sodium fluoride PET/CT for imaging of atherosclerotic plaque.

scientific article

Fully automatic detection of deep white matter T1 hypointense lesions in multiple sclerosis

scientific article published on 11 November 2013

German Society of Nuclear Medicine procedure guideline on beta-amyloid brain PET imaging

scientific article published on 15 April 2016

Global scaling for semi-quantitative analysis in FP-CIT SPECT.

scientific article published on 11 September 2014

Hydrocephalus-induced neuroleptic malignant-like syndrome with reduced dopamine transporters.

scientific article published on 9 July 2013

IBZM SPECT and FDG PET in the differential diagnosis of Parkinsonian syndromes: comparison with respect to inter-rater agreement.

scientific article published on 26 May 2010

Identification of transport processes in bioirrigated muddy sediments by [18F]fluoride PET (Positron Emission Tomography).

scientific article published on 10 February 2010

IgA NMDA receptor antibodies are markers of synaptic immunity in slow cognitive impairment.

scientific article

Impact of age and sex correction on the diagnostic performance of dopamine transporter SPECT

scientific article published on 31 October 2020

Impact of plasma glucose level on the pattern of brain FDG uptake and the predictive power of FDG PET in mild cognitive impairment.

scientific article published on 3 March 2018

Improved statistical power of the multilinear reference tissue approach to the quantification of neuroreceptor ligand binding by regularization.

scientific article

In vivo MRI measurement of fetal blood oxygen saturation in cardiac ventricles of fetal sheep: a feasibility study

scientific article published on 01 July 2010

Increased evidence for the prognostic value of primary tumor asphericity in pretherapeutic FDG PET for risk stratification in patients with head and neck cancer.

scientific article published on 22 November 2014

Inhibition of serotonin transport by (+)McN5652 is noncompetitive.

scientific article

Interactions between glutamate, dopamine, and the neuronal signature of response inhibition in the human striatum.

scientific article

Iomazenil-single-photon emission computed tomography reveals selective neuronal loss in magnetic resonance-defined mismatch areas.

scientific article published on 5 October 2006

Is correction for age necessary in SPECT or PET of the central serotonin transporter in young, healthy adults?

scientific article published in January 2006

Long-term effects of "ecstasy" use on serotonin transporters of the brain investigated by PET.

scientific article

Long-term effects of 'ecstasy' abuse on the human brain studied by FDG PET.

scientific article published in August 2001

Low-cost, small-animal shelf for simultaneously assessing several small animals with a whole-body PET scanner

scientific article published on 01 September 2000

MR Imaging of Prostate Cancer: Diffusion Weighted Imaging and (3D) Hydrogen 1 (H) MR Spectroscopy in Comparison with Histology.

scientific article published on 20 July 2010

Magnetic resonance imaging of prostate cancer: diffusion-weighted imaging in comparison with sextant biopsy.

scientific article published in March 2011

Magnetic resonance imaging-based hippocampus volume for prediction of dementia in mild cognitive impairment: Why does the measurement method matter so little?

scientific article published on 18 April 2018

Molecular Imaging of Abdominal Aortic Aneurysms.

scientific article published on 16 January 2017

Motor plasticity after extra-intracranial bypass surgery in occlusive cerebrovascular disease.

scientific article

Multimodal prediction of conversion to Alzheimer's disease based on incomplete biomarkers

scientific article published on 30 April 2015

Myocardial viability assessed by positron emission tomography in infants and children after the arterial switch operation and suspected infarction

scientific article published on 01 November 2000

Occurrence of an artifact in brain 18F-FDG PET with calculated attenuation correction.

scientific article published in December 2006

Optimization of Statistical Single Subject Analysis of Brain FDG PET for the Prognosis of Mild Cognitive Impairment-to-Alzheimer's Disease Conversion.

scientific article published on 9 November 2015

PETPVE12: an SPM toolbox for Partial Volume Effects correction in brain PET - Application to amyloid imaging with AV45-PET.

scientific article published on 27 December 2016

Performance evaluation of PET scanners: testing of geometric arc correction by off-centre uniformity measurement

scientific article published on 01 January 2000

Performance evaluation of stationary and semi-stationary acquisition with a non-stationary small animal multi-pinhole SPECT system.

scientific article published on 9 November 2013

Perfusion single photon emission computed tomography in a mouse model of neurofibromatosis type 1: towards a biomarker of neurologic deficits

scientific article published on 18 March 2015

Potential time benefit in the assessment of recurrent rat rhabdomyosarcoma using positron emission tomography (PET) with (18)fluorodeoxyglucose depends on therapy-specific growth delay.

scientific article published in October 2006

Prediction of Alzheimer's Dementia in Patients with Amnestic Mild Cognitive Impairment in Clinical Routine: Incremental Value of Biomarkers of Neurodegeneration and Brain Amyloidosis Added Stepwise to Cognitive Status

scientific article

Prediction of left ventricular functional recovery by dobutamine echocardiography, F-18 deoxyglucose or 99mTc sestamibi nuclear imaging in patients with chronic myocardial infarction.

scientific article

Prefrontal and Striatal Glutamate Differently Relate to Striatal Dopamine: Potential Regulatory Mechanisms of Striatal Presynaptic Dopamine Function?

scientific article

Preserved brain metabolic activity at the age of 96 years.

scientific article published on 10 May 2016

Prospective comparison of diffusion-weighted MRI and dynamic Gd-EOB-DTPA-enhanced MRI for detection and staging of hepatic fibrosis in primary sclerosing cholangitis

scientific article published on 16 July 2018

Pulmonary FDG uptake without a CT counterpart - a pitfall in interpreting PET/CT images.

scientific article published on 28 March 2011

Quantification of [18F]-FDG uptake in atherosclerotic plaque: impact of renal function.

scientific article published on 8 June 2011

Quantitative assessment of the asphericity of pretherapeutic FDG uptake as an independent predictor of outcome in NSCLC

scientific article

Radioprotection of salivary glands by amifostine in high-dose radioiodine treatment. Results of a double-blinded, placebo-controlled study in patients with differentiated thyroid cancer

scientific article published on 01 November 1999

Reduction in camera-specific variability in [(123)I]FP-CIT SPECT outcome measures by image reconstruction optimized for multisite settings: impact on age-dependence of the specific binding ratio in the ENC-DAT database of healthy controls

scientific article published on 27 January 2016

Reliable quantification of 18F-GE-180 PET neuroinflammation studies using an individually scaled population-based input function or late tissue-to-blood ratio

scientific article published on 23 April 2020

Reversibility of ecstasy-induced reduction in serotonin transporter availability in polydrug ecstasy users.

scientific article published on 17 August 2005

Robust, fully automatic delineation of the head contour by stereotactical normalization for attenuation correction according to Chang in dopamine transporter scintigraphy

scientific article

Salivary gland protection by S-2-(3-aminopropylamino)-ethylphosphorothioic acid (amifostine) in high-dose radioiodine treatment: results obtained in a rabbit animal model and in a double-blind multi-arm trial

scientific article published on 01 October 1999

Screening for atherosclerotic plaques in the abdominal aorta in high-risk patients with multicontrast-weighted MRI: a prospective study at 3.0 and 1.5 tesla

scientific article published on November 16, 2010

Semiquantitative slab view display for visual evaluation of 123I-FP-CIT SPECT.

scientific article

Sporadic Creutzfeldt-Jakob disease with mesiotemporal hypermetabolism

scientific article published in August 2014

Stressful life events are associated with striatal dopamine receptor availability in alcohol dependence

scientific article published on 12 February 2019

The asphericity of the metabolic tumour volume in NSCLC: correlation with histopathology and molecular markers

scientific article published on 28 July 2016

The effect of dopamine on response inhibition in Parkinson's disease relates to age-dependent patterns of nigrostriatal degeneration

scientific article published on 05 February 2019

The simplified reference tissue model for SPECT/PET brain receptor studies. Interpretation of its parameters.

scientific article published in January 2008

Time benefit in the assessment of recurrences following fractionated radiotherapy in an experimental tumour system using positron-emission tomography with 18F-fluorodeoxyglucose.

scientific article published in July 2004

Time course of contrast enhancement by micro-CT with dedicated contrast agents in normal mice and mice with hepatocellular carcinoma: comparison of one iodinated and two nanoparticle-based agents.

scientific article published in October 2014

Transcranial sonography and [18F]fluorodeoxyglucose positron emission tomography for the differential diagnosis of parkinsonism: a head-to-head comparison

scientific article published on 6 March 2014

Utility of Follow-up Dopamine Transporter SPECT With 123I-FP-CIT in the Diagnostic Workup of Patients With Clinically Uncertain Parkinsonian Syndrome.

scientific article published in June 2017

Ventilation/perfusion SPECT/CT in patients with pulmonary emphysema. Evaluation of software-based analysing

scientific article published on January 2015

Ventral striatal dopamine reflects behavioral and neural signatures of model-based control during sequential decision making.

scientific article

Ventral striatal prediction error signaling is associated with dopamine synthesis capacity and fluid intelligence

scientific article published on 17 February 2012

Visualisation of neuroblastoma growth in a Scid mouse model using [18F]FDG and [18F]FLT-PET.

scientific article published in September 2006

Voxel-based classification of FDG PET in dementia using inter-scanner normalization.

scientific article

[123I]AM281 single-photon emission computed tomography imaging of central cannabinoid CB1 receptors before and after Delta9-tetrahydrocannabinol therapy and whole-body scanning for assessment of radiation dose in tourette patients.

scientific article published in May 2004

[Dopamine Transporter SPECT with I-123 labelled FP-CIT (DaTSCANTM)]

scientific article published on 15 February 2019

[Granulation tissue: pitfall in therapy control with F-18-FDG PET after chemotherapy]

scientific article published on 01 January 1999

[MR imaging of the Achilles tendon: evaluation of criteria for the differentiation of asymptomatic and symptomatic tendons]

scientific article published on 28 April 2011

[Onco-PET: lesion detection by monitor versus standardized film documentation]

scientific article published on 01 January 1999

[Pseudodefects in myocardial SPECT after implantation of defibrillator patches: phantom measurement with SPECT and PET]

scientific article published on 01 December 1996

[Pseudoinfarct after placing an epicardial ICD patch electrode: differentiation with SPECT and PET technique]

scientific article published on 01 March 1996

[¹⁸F]FDG-PET is superior to [¹²³I]IBZM-SPECT for the differential diagnosis of parkinsonism.

scientific article published on 22 August 2012