2026 Péter Várnai: Biology and Biochemistry Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Biology and Biochemistry	62	10602	9785	10	10	186	18266

Research.com Recognitions

2026 - Research.com Biology and Biochemistry in Hungary Leader Award
2023 - Research.com Biology and Biochemistry in Hungary Leader Award
2022 - Research.com Biology and Biochemistry in Hungary Leader Award

Overview

Péter Várnai is affiliated with Semmelweis University in Hungary. Their research focuses primarily on the fields of Biochemistry, Genetics and Molecular Biology as well as Medicine. Within these broader categories, their work is concentrated on Molecular Biology, Cell Biology, Cellular and Molecular Neuroscience, Oncology, and Physiology.

The main research topics explored by Péter Várnai include:

Receptor Mechanisms and Signaling
Mitochondrial Function and Pathology
Signaling Pathways in Disease
Cellular transport and secretion
ATP Synthase and ATPases Research
Peptidase Inhibition and Analysis
Metabolism and Genetic Disorders

Their frequent collaborators include:

László Hunyady (11 joint publications)
András Dávid Tóth (7 joint publications)
András Balla (7 joint publications)
Gábor Turu (7 joint publications)
György Hajnóczky (5 joint publications)

Péter Várnai has published multiple research articles in prominent venues, with multiple contributions in:

bioRxiv (Cold Spring Harbor Laboratory) (4 publications)
Journal of Biological Chemistry (3 publications)
Nature Communications (2 publications)
International Journal of Molecular Sciences (2 publications)
The FASEB Journal (2 publications)

Notable recent papers authored by Péter Várnai include:

"Capture at the ER-mitochondrial contacts licenses IP3 receptors to stimulate local Ca2+ transfer and oxidative metabolism" (2022, Nature Communications)
"Oxidative bursts of single mitochondria mediate retrograde signaling toward the ER" (2021, Molecular Cell)
"ORP3 phosphorylation regulates phosphatidylinositol 4-phosphate and Ca2+ dynamics at plasma membrane-ER contact sites" (2020, Journal of Cell Science)
"Palmitoylation targets the calcineurin phosphatase to the phosphatidylinositol 4-kinase complex at the plasma membrane" (2021, Nature Communications)
"Enhanced Mitochondria-SR Tethering Triggers Adaptive Cardiac Muscle Remodeling" (2023, Circulation Research)

Best Publications

Structural and functional features and significance of the physical linkage between ER and mitochondria

György Csordás;Christian Renken;Péter Várnai;Ludivine Walter

1427
Citations
Chaperone-mediated coupling of endoplasmic reticulum and mitochondrial Ca2+ channels.

György Szabadkai;Katiuscia Bianchi;Péter Várnai;Diego De Stefani

1416
Citations
Visualization of Phosphoinositides That Bind Pleckstrin Homology Domains: Calcium- and Agonist-induced Dynamic Changes and Relationship to Myo-[3H]inositol-labeled Phosphoinositide Pools

Péter Várnai;Tamás Balla

1170
Citations
Identification of renox, an NAD(P)H oxidase in kidney.

Miklós Geiszt;Jeffrey B. Kopp;Péter Várnai;Thomas L. Leto

1032
Citations
Imaging Interorganelle Contacts and Local Calcium Dynamics at the ER-Mitochondrial Interface

György Csordás;Péter Várnai;Tünde Golenár;Swati Roy

911
Citations
Rapidly inducible changes in phosphatidylinositol 4,5-bisphosphate levels influence multiple regulatory functions of the lipid in intact living cells

Peter Varnai;Baskaran Thyagarajan;Tibor Rohacs;Tamas Balla

399
Citations
Phosphatidylinositol 3-Kinase-dependent Membrane Association of the Bruton’s Tyrosine Kinase Pleckstrin Homology Domain Visualized in Single Living Cells

Péter Várnai;Kristina I. Rother;Tamas Balla

379
Citations
A Plasma Membrane Pool of Phosphatidylinositol 4-Phosphate Is Generated by Phosphatidylinositol 4-Kinase Type-III Alpha. Studies with the PH Domains of the Oxysterol Binding Protein and FAPP1

Andras Balla;Galina Tuymetova;Arnold Tsiomenko;Péter Várnai

353
Citations
Dual Regulation of TRPV1 by Phosphoinositides

Viktor Lukacs;Baskaran Thyagarajan;Peter Varnai;Andras Balla

341
Citations
Molecular Dynamics Simulations of the 136 Unique Tetranucleotide Sequences of DNA Oligonucleotides. II: Sequence Context Effects on the Dynamical Structures of the 10 Unique Dinucleotide Steps

Surjit B. Dixit;David L. Beveridge;David A. Case;Thomas E. Cheatham

326
Citations
Molecular Dynamics Simulations of the 136 Unique Tetranucleotide Sequences of DNA Oligonucleotides. I. Research Design and Results on d(CpG) Steps

David L. Beveridge;Gabriela Barreiro;K. Suzie Byun;David A. Case

322
Citations
DNA and its counterions: a molecular dynamics study

Péter Várnai;Krystyna Zakrzewska

302
Citations
Making sense of big data in health research: Towards an EU action plan

Charles Auffray;Charles Auffray;Rudi Balling;Inês Barroso;László Bencze

299
Citations
Monitoring agonist-induced phospholipase C activation in live cells by fluorescence resonance energy transfer.

Jose van der Wal;Ron Habets;Péter Várnai;Tamas Balla

295
Citations
Visualization and Manipulation of Plasma Membrane-Endoplasmic Reticulum Contact Sites Indicates the Presence of Additional Molecular Components within the STIM1-Orai1 Complex

Péter Várnai;Balázs Tóth;Dániel J. Tóth;László Hunyady

287
Citations
Redox Nanodomains Are Induced by and Control Calcium Signaling at the ER-Mitochondrial Interface.

David M. Booth;Balázs Enyedi;Miklós Geiszt;Péter Várnai

273
Citations
Active Arf6 Recruits ARNO/Cytohesin GEFs to the PM by Binding Their PH Domains

Lee Ann Cohen;Akira Honda;Peter Varnai;Fraser D. Brown

244
Citations
A G-rich sequence within the c-kit oncogene promoter forms a parallel G-quadruplex having asymmetric G-tetrad dynamics

Shang-Te Danny Hsu;Peter Varnai;Anthony Bugaut;Anthony P. Reszka

240
Citations
Activation of STIM1‐Orai1 involves an intramolecular switching mechanism

Marek Krzysztof Korzeniowski;Isabel Martín Manjarrés;Peter Varnai;Tamas Balla

234
Citations
Visualization of phosphoinositides that bind pleckstrin homology domains

Peter Varnai;Tamas Balla

14
Citations