Claus-Dieter Langhans Selected Research

vanillactic acid

9/2020

Semi-quantitative detection of a vanillactic acid/vanillylmandelic acid ratio in urine is a reliable diagnostic marker for aromatic L-amino acid decarboxylase deficiency.

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Claus-Dieter Langhans Research Topics

Disease

6	Neoplasms (Cancer) 12/2014 - 09/2006
4	Methylmalonic acidemia 01/2019 - 01/2016
3	Pneumonia (Pneumonitis) 03/2021 - 06/2010
3	Cystic Fibrosis (Mucoviscidosis) 03/2021 - 03/2012
3	Propionic Acidemia 01/2019 - 01/2016
2	Lung Diseases (Lung Disease) 03/2021 - 09/2003
2	Phenylketonurias (Phenylketonuria) 01/2016 - 01/2016
2	Inflammation (Inflammations) 12/2014 - 06/2010
2	Glioma (Gliomas) 08/2012 - 01/2012
1	Spinal Muscular Atrophy (Progressive Muscular Atrophy) 12/2021
1	Hypervitaminosis A 03/2021
1	Exocrine Pancreatic Insufficiency 03/2021
1	Congenital Abnormalities (Deformity) 01/2021
1	Aromatic amino acid decarboxylase deficiency 09/2020
1	Inborn Errors Metabolism (Inborn Errors of Metabolism) 01/2018
1	Body Weight (Weight, Body) 01/2018
1	Hereditary Spastic Paraplegia 01/2018
1	Mevalonate Kinase Deficiency 01/2016
1	Failure to Thrive 01/2016
1	Maple Syrup Urine Disease 01/2016
1	Coma (Comas) 01/2016
1	Disease Progression 01/2016
1	Weight Loss (Weight Reduction) 01/2016
1	Multiple Sclerosis 03/2015
1	Aspergillosis 12/2014
1	Acute Myeloid Leukemia (Acute Myelogenous Leukemia) 12/2012
1	Metabolic Diseases (Metabolic Disease) 12/2012
1	Biliary Atresia 03/2012
1	Astrocytoma (Pilocytic Astrocytoma) 01/2012
1	Oligodendroglioma 01/2012
1	Hypersensitivity (Allergy) 06/2010
1	Infections 06/2010
1	Diabetic Ketoacidosis (Ketoacidosis, Diabetic) 08/2009
1	Persistent Infection 09/2006
1	Lung Neoplasms (Lung Cancer) 09/2003

Drug/Important Bio-Agent (IBA)

3	LipidsIBA 03/2021 - 01/2015
3	ArginaseIBA 12/2014 - 09/2006
2	VitaminsIBA 03/2021 - 01/2015
2	Vitamin A (Retinol)FDA LinkGeneric 03/2021 - 01/2015
2	Fatty Acids (Saturated Fatty Acids)IBA 01/2021 - 01/2016
2	Methylmalonyl-CoA MutaseIBA 01/2019 - 01/2016
2	EnzymesIBA 01/2018 - 06/2010
2	AcidsIBA 01/2018 - 08/2009
2	Amino Acids FDA Link 03/2015 - 12/2014
2	Carotenoids (Carotene)IBA 01/2015 - 09/2003
2	Arginine (L-Arginine)FDA Link 12/2014 - 06/2010
2	ParaffinIBA 12/2012 - 01/2012
2	Isocitrate Dehydrogenase (Isocitrate Dehydrogenase (NAD+))IBA 12/2012 - 01/2012
2	alpha-hydroxyglutarateIBA 08/2012 - 01/2012
2	Proteins (Proteins, Gene)FDA Link 08/2012 - 06/2010
1	TransketolaseIBA 12/2021
1	Oxidoreductases (Dehydrogenase)IBA 12/2021
1	lumacaftorIBA 03/2021
1	ivacaftorIBA 03/2021
1	Immunoglobulin G (IgG)IBA 03/2021
1	Cystic Fibrosis Transmembrane Conductance Regulator (Protein, CFTR)IBA 03/2021
1	vanillactic acidIBA 09/2020
1	Vanilmandelic Acid (Vanillylmandelic Acid)IBA 09/2020
1	cobamamide (adenosylcobalamin)IBA 01/2019
1	Propionyl-Coenzyme A Carboxylase (Propionyl CoA Carboxylase)IBA 01/2019
1	Vitamin B 12 (Cyanocobalamin)FDA LinkGeneric 12/2018
1	PropionatesIBA 12/2018
1	LigandsIBA 01/2018
1	PhosphatidylglycerolsIBA 01/2018
1	3-methylcrotonyl CoA carboxylase 1 deficiencyIBA 01/2016
1	phosphatidylethanolamineIBA 01/2016
1	Unsaturated Fatty Acids (Polyunsaturated Fatty Acids)IBA 01/2016
1	aminoacylase I (aminoacylase)IBA 01/2016
1	Phosphatidylcholines (Phosphatidylcholine)IBA 01/2016
1	propionylcarnitineIBA 01/2016
1	Phospholipids (Phosphatides)FDA LinkGeneric 01/2016
1	AmmoniaIBA 01/2016
1	Biomarkers (Surrogate Marker)IBA 01/2016
1	Fumaric aciduriaIBA 01/2016
1	HawkinsinuriaIBA 01/2016
1	Methylmalonic AcidIBA 01/2016
1	Cholesterol Esters (Cholesteryl Esters)IBA 01/2016
1	Hydroxocobalamin FDA Link 01/2016
1	N-acetylaspartate (N-acetyl aspartate)IBA 03/2015
1	AntioxidantsIBA 01/2015
1	Palm OilIBA 01/2015
1	ADI PEG20IBA 12/2014
1	Bile Acids and Salts (Bile Acids)IBA 03/2012
1	IsotopesIBA 01/2012
1	Formaldehyde (Formol)FDA Link 01/2012

Therapy/Procedure

2	Therapeutics 03/2021 - 12/2014
1	High-Protein Diet 01/2016
1	Ketogenic Diet 08/2009