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Vimentin staining in kidney tissue following cyclosporine-A (CsA) treatment

Molecular Physiology Lab

  • Research of adaptation to hypoxia at the cellular and organ-specific level
  • Prevention of Cyclosporin-A mediated nephrotoxicity
  • Mechanisms Up- and Downstream of Hypoxia-Inducible Factor in Acute Kidney Injury
  • Cellular adaptation to hypoxia: Role of mRNA translation

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Main research topic of the Molecular Physiology Lab


Research topics focus on adaptation to hypoxia at the cellular and organ-specific level. Hypoxia per definition occurs when oxygen demand exceeds supply. Many physiological and pathophysiological conditions are attributed to the lack of oxygen, forcing cells to switch their energy metabolism and find a new balance between energy production and consumption. Understanding hypoxia tolerance is crucial e.g. in cancer treatment, while also being an attractive option to prevent hypoxia damage.

Research Projects

A renal function for 2,3-bisphosphoglycerate mutase (BPGM)

BPGM generates 2,3-bisphosphoglycerate (2,3-BPG) to reduce oxygen’s binding to hemoglobin, and improve tissue oxygenation. We show that in the nephron BPGM is constitutively expressed, and up-regulated under conditions like acute kidney injury, clear cell renal carcinoma, or knock-out of the tumor suppressor von Hippel Lindau protein (VHL). Moreover, hypoxia or osmotic stress up-regulate BPGM in kidney cells in vitro. In renal cells BPGM modulates glucose utilization, promotes scavenging of reactive oxygen species, as well as cell survival under stress. We postulate that BPGM is renoprotective.  

Prevention of Cyclosporin-A mediated nephrotoxicity

(In collaboration with Prof. Dr. Christian Rosenberger.)

The immunosuppressant Cyclosporin A (CsA) represents a standard of care in organ transplantation, as well as an important treatment option in a variety of autoimmune diseases. The immunosuppressive effect of CsA is mainly attributed to inhibition of calcineurin phosphatase activity, consequently favoring the inactive phosphorylated form of nuclear factor of activated T-cells (NFAT). However, renal toxicity is a serious adverse effect of CsA, but the underlying mechanism is insufficiently understood. Histological signs of renal CsA toxicity are all non-specific, and comprise arteriolar hyalinosis, isometric tubular vacuolization, tubular atrophy, striped tubular interstitial fibrosis and glomerular sclerosis. CsA acutely impairs renal haemodynamics, probably mediated by a combination of activated vasoconstrictors and inhibition of vasodilators. Finally, lowered perfusion causes local renal hypoxia leading to tubular interstitial fibrosis, the final stage of CsA-mediated renal dysfunction.

In contrast to the current view of CsA toxicity, our major finding is that CsA likely provokes episodic hypoxia. We demonstrated renal hypoxia 2 h after SC CsA injection, while 24 h later, values return within the range of controls. We concluded that chronic CsA administration (in clinical settings twice daily) translates into large daily fluctuations of pO2 in various kidney regions. Episodic periods of hypoxia and re-oxygenation as well as their possible implications on renal integrity and remodeling largely differs from conditions of permanent hypoxia. Thus, here we aim to investigate differences of episodic vs. permanent (either acute or chronic) hypoxia on cellular signaling and its participation in CsA mediated renal toxicity.

Mechanisms Up- and Downstream of Hypoxia-Inducible Factor in Acute Kidney Injury

(In collaboration with Prof. Dr. Christian Rosenberger. Part of the research unit "Hemodynamic Mechanisms of Acute Kidney Injury", funded by German Research Association FOR: 1368)

Renal hypoxia is widespread in acute kidney injury (AKI) of various etiologies. However, adaptation to hypoxia, conferred through the hypoxia-inducible factor (HIF), remains insufficient. HIF transcription factors are master regulators in the cellular adaptation to hypoxia. HIF target genes are involved in a complex regulatory network, e.g. adjusting energy metabolism to available oxygen levels, regulation of pH, inhibiting apoptosis, and activation of angiogenesis. So far, the cause for the relative lack of HIF activation in kidneys following AKI is unknown. Of note, limited renal HIF activation inversely correlates with tubular injury. The reasons for this phenomenon are likely complex, and may include mechanisms both up- and down-stream of HIF. At present, no specific therapy is available for AKI, and HIF-based interventions are among the most promising future prospects.

We recently reported that in Pax8-rt-TA based VHL knockout mice a profound and stable HIF activation in the entire nephron is inducible and protects from rhabdomyolysis induced kidney damage. Our data suggest an orchestrated metabolic shift towards increased glycolysis and glucose utilization by forced HIF activation. Evaluation of microarray data and subsequent gene ontology analysis revealed profound changes in gene expression by AKI per se, involving around 20% of the active genome. HIF activation in rhabdomyolysis-induced AKI creates a large and novel transcriptome, which is distinct from that observed in either AKI, or VHL knockout alone. We now seek for HIF mediated mechanisms of renal cell survival and factors mediating a limited HIF response to hypoxia in the kidney. We recently identified a micro-RNA that targets the Hif1a mRNA and is up-regulated in rhabdomyolysis mediated AKI. Currently, we are investigating the effect of in vivo micro-RNA inhibition on HIF activity and renal injury in AKI.

Cellular adaptation to hypoxia: Role of mRNA Translation

Under normal conditions oxidative phosphorylation constitutes the major source of the cellular energy intermediate adenosine triphosphate (ATP). High-rate energy production is a prerequisite for cells and tissues to achieve a high metabolic rate. Increased oxygen consumption or disturbance in oxygen supply result in decreased oxygen levels. Thus, hypoxia is a consequence of inadequate oxygen availability. As a consequence, multiple metabolic processes must be coordinated to achieve a net suppression that balances the rates of ATP production and ATP consumption at a new lower net rate of ATP turnover. The process of protein synthesis belongs to the most energy-consuming processes in the cell, accounting for 25-30% under resting conditions. Consequently, hypoxia causes metabolic rate depression and overall protein synthesis drops to ~10% compared to control level. Interestingly, it is well known that hundreds of hypoxia-sensitive genes are increasingly expressed, especially under prolonged hypoxic conditions. Thus, effective translation following oxygen deprivation seems to be possible. The aim of this project is to find out how specific mRNAs are selected to avoid the global suppression of mRNA translation.

Posttranscriptional control of the bHLH transcription factor hASH1/ Mash1

The human achaete-scute homologue-1 (hASH1; ASCL1; Mash1) belongs to the bHLH (basic helix-loop-helix) family of transcription factors. Mash1/ hASH1 is expressed in both the central and the peripheral nervous system during development and promotes early neuronal differentiation as well as the specification of neuronal subtype identities. Furthermore, deregulation of Mash1/ hASH1 expression is correlated with a broad variety of tumors, including lung cancer, neuroendocrine tumors, foregut and midgut carcinoid tumors, pancreatic adenocarcinomas, islet cell tumors, gastrinomas, and parathyroid adenomas. Although the importance of Mash1/ hASH1 in neurogenesis and cancer has been well documented, the mechanism of its regulation and downstream targets are largely unknown. The aim of this project is the identification of trans-factors which modulate hASH1 gene expression at the level of posttranscriptional control. For instance, we identified hASH1 as a novel downstream target of FMRP (Fragile X-Mental Retardation Protein). FMRP was found to gate the translation of a large set of mRNAs in dendrites that are involved in synaptic plasticity. Dysfunction of the Fragile X-Mental Retardation-1 (FMR1) gene transcription is associated with neuronal disorders, such as the Fragile X-Syndrome (FXS) and the Fragile X-Associated Tremor/Ataxia Syndrome (FXTAS). Thus, improved translational efficiency of hASH1 mRNA by FMRP may represent an important regulatory switch in neuronal differentiation.

Currently we are investigating the role of oxygen in the alteration of hASH1 gene expression. Hypoxic suppression of hASH1 synthesis may participate in the hypoxia-induced dedifferentiation of tumor cells, especially of neuroblastoma cells. Although the initial cellular response to low oxygen concentrations is the suppression of energy consuming processes, including mRNA translation, our data suggest that inhibition of hASH1 in hypoxia is actively controlled by cis-regulatory elements, located in the hASH1 mRNA 3'UTR.

 

Funding

  • German Research Foundation (DFG): CRC 1365 „Renoprotection“, B01 „Bisphosphoglycerate mutase, an innate renoprotective factor“, 2023
  • German Research Foundation (DFG): CRC 1365 „Renoprotection“, B01 „A renal function for 2,3-bisphosphoglycerate mutase (BPGM)“, 2019-2022
  • Else Kröner-Fresenius-Stiftung: 2016_A207 "Prevention of Chronic Cyclosporine-A Mediated Renal Toxicity, 2018-2021
  • German Research Foundation (DFG): FA 845/4 "Mechanisms Up- and Downstream of Hypoxia-Inducible Factor in Acute Kidney Injury", 2014-2017
  • German Research Foundation (DFG): FA 845/1 & FA 845/2 "Posttranskriptionelle Kontrolle des bHLH Transkriptionsfaktors Mash1", 2008-2014

Collaboration

  • Dr. M. Hultsröm, Department of Renal Physiology, Uppsala University, Sweden
  • Dr. A. Henrion-Caude, Institut National de la Santé et de la Recherche Médicale (INSERM), Université Paris Descartes, France
  • Prof. Dr. Antje Ostareck-Lederer & Prof. Dr. Dirk Ostareck, Klinik für Operative Intensivmedizin und Intermediate Care, Uniklinik RWTH Aachen
  • Prof. Jochen C. Meier, Zoological Institute, Division of Cell Physiology, TU Braunschweig
  • Prof. Dr. med. Ralf Mrowka, Experimentelle Nephrologie, Universitätsklinikum Jena
  • Prof. Dr. Christian Rosenberger, Institut für Nephrologie, Charité – Universitätsmedizin Berlin
  • Prof. S. Bachmann, Institut für Vegetative Anatomie, Charité – Universitätsmedizin Berlin
  • Prof. H. Kühn, Dr. C. Ufer, Institut für Biochemie, Charité – Universitätsmedizin Berlin
  • Dr. M. Steinach, Institut für Physiologie, Zentrum für Weltraummedizin Berlin (ZWMB), Charité – Universitätsmedizin Berlin

  • Prof. Dr. M. Höpfner, Institut für Physiologie, Charité – Universitätsmedizin Berlin

 

List of Publications (since 2010)

Editorial:

Labes R, Roegner K: Prolyl hydroxylase inhibitors, polydrug use, and the phosphoproteome. Acta Physiologica 237:e13898, 2023

Kulow VA, Fähling M: How to increase cellular oxygen availability in COVID-19? Acta Physiologica 233:e13724, 2021

Rosenberger C, Fähling M: A triple sense of oxygen promotes neurovascular angiogenesis in NG2-derived cells. Acta Physiologica 231:e13578, 2021

Spasova K, Fähling M: D-serine – A useful biomarker for renal injury? Acta Physiologica 230:e13531, 2020 

Steinach M, Lichti J, Maggioni MA, Fähling M: A fluid shift for endurance exercise – why hydration matters. Acta Physiologica :e13347, 2019

Fähling M: Regulating Gene Expression at the Post-Transcriptional Level: Spotlight on RNA-Binding Proteins. Current Protein and Peptide Science 13(4): 281-283, 2012

Review Article:

Dumoulin A, Ter-Avetisyan G, Schmidt H, Rathjen FG: Molecular Analysis of Sensory Axon Branching Unraveled a cGMP-Dependent Signaling Cascade. Int J Mol Sci. 19:1266, 2018

Fähling M, Seeliger E, Patzak A, Persson PB: Understanding and preventing contrast-induced acute kidney injury. Nat Rev Nephrol. 13(3): 169-180, 2017

Rosenberger C, Fähling M: Selective endothelin inhibition in diabetic nephropathy: Is it the Icing on the Cake? Acta Physiologica 212: 1-4, 2014

Fähling M, Persson PB: Oxygen Sensing, Uptake, Delivery, Consumption and Related Disorders. Acta Physiol (Oxf.) 205:191-193, 2012

Gorospe M, Tominaga K, Wu X, Fähling M, Ivan M: Post-transcriptional control of the hypoxic response by RNA-binding proteins and microRNAs. Front Mol Neurosci. 4, Article 7:1-14, 2011

Original Article:

Lichti J, Maggioni MA, Balcerek B, Becker PN, Labes R, Gunga HC, Fähling M, Steinach M: The relevance of body composition assessment for the rating of perceived exertion in trained and untrained women and men. Frontiers in Physiology 14:1188802, 2023

Sieckmann T, Schley G, Ögel N, Kelterborn S, Boivin F, Fähling M, Ashraf MI, Reichel M, Vigolo E, Hartner A, Lichtenberger F-B, Breiderhoff T, Knauf F, Rosenberger C, Aigner F, Schmidt-Ott K, Scholz H, Kirschner KM: Strikingly conserved gene expression changes of polyamine regulating enzyme among various forms of acute and chronic kidney injury. Kidney International 104:90-107, 2023

Labes R, Dong L, Mrowka R, Bachmann S, von Vietinghoff S, Paliege A: Annexin A1 exerts renoprotective effects in experimental crescentic glomerulonephritis. Front Physiol. 13:984362, 2022

Labes R, Brinkmann L, Kulow VA, Roegner K, Mathia S, Balcerek B, Persson PB, Rosenberger C, Fähling M: Daprodustat prevent cyclosporine-A mediated anemia and peritubular capillary loss. Kidney International 102: 750-765, 2022 

Bär SI, Dittmer A, Nitzsche B, Ter-Avetisyan G, Fähling M, Klefenz A, Kaps L, Biersack B, Schobert R, Höpfner M: Chimeric HDAC and the cytoskeleton inhibitor broxbam as a novel therapeutic strategy for liver cancer. Int J Oncol 60: 73, 2022 

Rabuffetti M, Steinach M, Lichti J, Gunga H-C, Balcerek B, Becker PN, Fähling M, Merati G, Maggioni MA: The association of fatigue with decreasing regularity of locomotion during an incremental test in trained and untrained healthy adults: Frontiers in Bioengineering and Biotechnology 9:724791, 2021

Balcerek B, Steinach M, Lichti J, Maggioni MA, Becker PN, Labes R, Gunga HC, Persson PB, Fähling M: A broad diversity in oxygen affinity to haemoglobin. Scientific Reports 10:16920, 2020 

Zhao L, Cao X, Li L, Wang X, Wang Q, Jiang S, Tang C, Zhou S, Xu N, Cui Y, Hu W, Fei L, Zheng Z, Chen L, Schmidt MO, Wei Q, Zhao J, Labes R, Patzak A, Wilcox CS, Fu X, Wellstein A, Lai EY: Acute kidney injury sensitizes the brain vasculature to AngII (Angiotensin II) constriction via FGFBP1 (Fibroblast Growth Factor Binding Protein 1). Hypertension 76:1924-1934, 2020 

Kespohl M, Bredow C, Klingel K, Voß M, Paeschke A, Zickler M, Poller W, Kaya Z, Eckstein J, Fechner H, Spranger J, Fähling M, Wirth EK, Radoshevich L, Thery F, Impens F, Berndt N, Knobeloch KP, Beling A: Protein modification with ISG15 blocks coxsackievirus pathology by antiviral and metabolic reprogramming. Science Advances 6:eaay1109, 2020

Polichnowski AJ, Griffin KA, Licea-Vargas H, Lan R, Picken MM, Long J, Williamson GA, Rosenberger C, Mathia S, Venkatachalam MA, Bidani AK: Pathophysiology of unilateral ischemia-reperfusion injury: importance of renal counterbalance and implications for the AKI-CKD transition. Am J Physiol Renal Physiol 318: F1086-F1099, 2020

Steinemann G, Dittmer A, Schmidt J, Josuttis D, Fähling M, Biersack B, Beindorff N, Jolante Koziolek E, Schobert R, Brenner W, Müller T, Nitzsche B, Höpfner M: Antitumor and antiangiogenic activity of the novel chimeric inhibitor animacroxam in testicular germ cell cancer. Mol Oncol 13: 2679-2696, 2019

Bausch K, Roth E, Heinz S, Horst D, Mathia S, Vlajnic T, Bubendorf L, Westhoff T, Wetterauer C, Seifert HH, Ebbing J: Urinary calprotectin loses specificity as tumour marker due to sterile leukocyturia associated with bladder cancer. PLOS ONE 14:e0213549, 2019

Giesecke T, Himmerkus N, Leipziger J, Bleich M, Koshimizu TA, Fähling M, Smorodchenko A, Shpak J, Knappe C, Isermann J, Ayasse N, Kawahara K, Schmoranzer J, Gimber N, Paliege A, Bachmann S, Mutig K: Vasopressin Increases Urinary Acidification via V1a Receptors in Collecting Duct Intercalated Cells. J Am Soc Nephrol. 30:946-961, 2019

Heß V, Kasim M, Mathia S, Persson PB, Rosenberger C, Fähling M: Episodic Hypoxia Promotes Defence Against Cellular Stress. Cell Physiol Biochem. 52(5):1075-1091, 2019 

Fähling M, Paliege A, Jönsson S, Becirovic-Agic M, Melville JM, Skogstrand T, Hultström M: NFAT5 regulates renal gene expression in response to angiotensin II through Annexin-A2-mediated post-transcriptional regulation in hypertensive rats. Am J Physiol – Renal Physiology 316:F101-F112, 2019

Heyman SN, Abassi Z, Rosenberger C, Yaseen H, Skarjinski G, Shina A, Mathia S, Krits N, Khamaisi M: Cyclosporine A induces endothelin-converting enzyme-1: Studies in vivo and in vitro: Acta Physiologica 223:e13033, 2018

Mathia S, Rudigier LJ, Kasim M, Kirschner KM, Persson PB, Eckardt K-U, Rosenberger C, Fähling M: A dual role of miR-22 in rhabdomyolysis-induced acute kidney injury. Acta Physiologica 224:e13102, 2018

Derkow K, Rössling R, Schipke C, Krüger C, Bauer J, Fähling M, Stroux A, Schott E, Ruprechts K, Peters O, Lehnardt S: Distinct expression oft he neurotoxic microRNA family let-7 in the cerebrospinal fluid of patients with Alzheimer’s disease. PlosOne 13(9):e0200602, 2018

Högner A, Krause H, Jandrig B, Kasim M, Fuller TF, Schostak M, Erbersdobler A, Patzak A, Kilic E: PBRM1 and VHL expression correlate in human clear cell renal cell carcinoma with differential association with patient’s overall survival. Urologic Oncology 36: 94.e1-94.e14, 2018

Tolkachov A, Fischer C, Ambrosi TH, Bothe M, Han C-T, Muenzer M, Mathia S, Salminen M, Seifert G, Thiele M, Duda GN, Meijsing SH, Sauer S, Schulz TJ, Schupp M: Loss of the hematopoietic stem cell factor GATA2 in the osteogenic lineage impairs trabecularization and mechanical strength of bone. Molecular and Cellular Biology 38:e00599-17, 2018

Ter-Avetisyan G, Dumoulin A, Herrel A, Schmidt H, Strump J, Afzal S, Rathjen FG: Loss of Axon Bifurcation in Mesencephalic Trigeminal Neurons Impairs the Maximal Biting Force in Npr2-Deficient Mice. Front Cell Neurosci. 12:153, 2018. eCollection 2018

Tröster P, Haseleu J, Petersen J, Drees O, Schmidtko A, Schwaller F, Lewin GR, Ter-Avetisyan G, Winter Y, Peters S, Feil S, Feil R, Rathjen FG, Schmidt H: The Absence of Sensory Axon Bifurcation Affects Nociception and Termination Fields of Afferents in the Spinal Cord. Front Mol Neurosci. 11:19, 2018. eCollection 2018 

Liu ZZ, Mathia S, Pahlitzsch TM, Wennysia IC, Persson PB, Lai EY, Högner A, Xu MZ, Schubert R, Rosenberger C, Patzak A: Myoglobin facilitates angiotensin II induced constriction of renal afferent arterioles. Am J Physiol Renal Physiol 312: F908-F916, 2017

Blankenstein KI, Borschewski A, Labes R, Paliege A, Boldt C, McCormick JA, Ellison DH, Bader M, Bachmann S, Mutig K: Calcineurin inhibitor cyclosporine A activates renal Na-K-Cl cotransporters via local and systemic mechanisms. Am J Physiol, Renal Physiol 312: F489-F501, 2017

Seibert FS, Rosenberger C, Mathia S, Arndt R, Arns W, Andrea H, Pagonas N, Bauer F, Zidek W, Westhoff TH: Urinary calprotectin differentiates between prerenal and intrinsic acute renal allograft failure. Transplantation 101(2): 387-394, 2017

Fähling M, Mathia S, Scheidl J, Abramovitch R, Milman Z, Paliege A, Peters H, Persson PB, Heyman SN, Rosenberger C: Cyclosporine a induces renal episodic hypoxia. Acta Physiol (Oxf). 219(3): 625-639, 2017

Kasim M, Heß V, Scholz H, Persson PB, Fähling M: Achaete-Scute homolog 1 expression controls cellular differentiation of neuroblastoma. Front Mol Neurosci. 9: 156, 2016

Boldt C, Röschel T, Himmerkus N, Plain A, Bleich M, Labes R, Blum M, Krause H, Magheli A, Giesecke T, Mutig K, Rothe M, Weldon SM, Dragun D, Schunck WH, Bachmann S, Paliege A: Vasopressin lowers renal epoxyeicosatrienoic acid levels by activating soluble epoxide hydrolase. Am J Physiol, Renal Physiol 312: F1198-F1210, 2016

Staudacher JJ, Naarmann-de Vries IS, Ujvari SJ, Klinger B, Kasim M, Benko E, Ostareck-Lederer A, Ostareck DH, Bondke Persson A, Lorenzen S, Meier JC, Blüthgen N, Persson PB, Henrion-Caude A, Mrowka R, Fähling M: Hypoxia-induced gene expression results from selective mRNA partitioning to the endoplasmic reticulum. Nucleic Acids Research 43: 3219-3236, 2015

Kaufmann J, Martinka P, Moede O, Sendeski M, Steege A, Fähling M, Hultström M, Gaestel M, Moraes-Silva IC, Nikitina T, Liu ZZ, Zavaritskaya O, Patzak A: Noradrenaline enhances angiotensin II responses via p38 MAPK activation after hypoxia/re-oxygenation in renal interlobar arteries. Acta Physiologica 213: 920-932, 2015

Martin RM, Ter-Avetisyan G, Herce HD, Ludwig AK, Lättig-Tünnemann G, Cardoso MC: Principles of protein targeting to the nucleolus. Nucleus. 6:314-25, 2015   

Kasim M, Benko E, Winkelmann A, Mrowka R, Staudacher JJ, Persson PB, Scholz H, Meier JC, Fähling M: Shutdown of Achaete-scute Homolog-1 Expression by Heterogeneous Nuclear Ribonucleoprotein (hnRNP)-A2/B1 in Hypoxia. Journal of Biologica Chemistry 289: 26973-26988, 2014

Förstera B, a Dzaye OD, Winkelmann A, Semtner M, Benedetti B, Markovic DS, Synowitz M, Wend P, Fähling M, Junier MP, Glass R, Kettenmann H, Meier JC: Intracellular glycine receptor function facilitates glioma formation in vivo. Journal of Cell Sciences 127: 3687-3698, 2014

Gille C, Fähling M, Weyand B, Wieland T, Gille A: Alignment-Annotator web server: rendering and annotating sequence alignments. Nucleic Acids Research, 42: (Web server issue) W3-W6, 2014 (doi: 10.1093/nar/gku400)

Potthoff SA, Fähling M, Clasen T, Mende S, Ishak B, Suvorava T, Stamer S, Thieme M, Sivritas SH, Kojda G, Patzak A, Rump LC, Stegbauer J: Angiotensin-(1-7) modulates renal vascular resistance through inhibition of p38 mitogen-activated protein kinase in apolipoprotein E-deficient mice. Hypertension 63: 265-272, 2014

Ter-Avetisyan G, Rathjen FG, Schmidt H: Bifurcation of axons from cranial sensory neurons is disabled in the absence of Npr2-induced cGMP signaling. J Neurosci. 34:737-47, 2014  

Fähling M, Mathia S, Paliege A, Koesters R, Mrowka R, Peters H, Persson PB, Neumayer HH, Bachmann S, Rosenberger C: Tubular von Hippel-Lindau knockout protects against rhabdomyolysis-induced AKI. Journal of the American Society of Nephrology 24:1806-1819, 2013

Schmidt H, Ter-Avetisyan G, Rathjen FG: A genetic strategy for the analysis of individual axon morphologies in cGMP signalling mutant mice. Methods Mol Biol. 1020:193-204, 2013. Book series

Fähling M, Persson AB, Klinger B, Benko E, Steege A, Kasim M, Patzak A, Persson PB, Wolf G, Blüthgen N, Mrowka R: Multi-level regulation of HIF-1 signaling by TTP. Mol Biol Cell 23(20):4129-4141, 2012

Cartault F, Munier P, Benke E, Desguerre I, Hanein S, Boddaert N, Bandiera S, Vellayoudom J, Krejbich-Trotot P, Bintner M, Hoarau JJ, Girard M, Génin E, de Lonlay P, Fourmaintraux A, Naville M, Rodriguez D, Feingold J, Renouil M, Munnich A, Westhof E, Fähling M, Lyonnet S, Henrion-Caude A: Mutation in a primate-conserved retrotransposon reveals a noncoding RNA as a mediator of infantile encephalopathy. PNAS 109 (13): 4980-4985, 2012

Benko E, Winkelmann A, Meier JC, Persson PB, Scholz H, and Fähling M: Phorbol-ester mediated suppression of hASH1 synthesis: Multiple ways to keep the level down. Front Mol Neurosci. 4, Article 1:1-11, 2011

Schildroth J, Rettig-Zimmermann J, Kalk P, Steege A, Fähling M, Sendeski M, Paliege A, Lai EY, Bachmann S, Persson PB, Hocher B, Patzak A: Endothelin type A and B receptors in the control of afferent and efferent arterioles in mice. Nephrol Dial Transplant. 26:779-789, 2011

Perlewitz A, Nafz B, Skalweit A, Fähling M, Persson PB, Thiele BJ: Aldosterone and vasopressin affect alpha- and gamma-ENaC mRNA translation. Nucleic Acids Res. 38(17):5746-60, 2010

Kielbasa SA, Blüthgen N, Fähling M, Mrowka R: Targetfinder.org: A resource for systematic discovery of transcription factor target genes. Nucleic Acids Res. 38 Suppl:W233-8, 2010