• 586 Citations
  • 14 h-Index
1970 …2014

Research output per year

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Research Output

  • 586 Citations
  • 14 h-Index
  • 66 Article
  • 1 Comment/debate
2014
14 Citations (Scopus)
14 Citations (Scopus)
2013

Hydrogen peroxide via thromboxane A2 receptors mediates myogenic response of small skeletal muscle veins in rats

Debreczeni, B., Veresh, Z., Gara, E., Marki, A., Racz, A., Matics, R., Hamar, J. & Koller, A., 2013, In : Clinical hemorheology and microcirculation. 54, 4, p. 393-407 15 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2012

Asymmetric dimethylarginine reduces nitric oxide donor-mediated dilation of arterioles by activating the vascular renin-angiotensin system and reactive oxygen species

Veresh, Z., Debreczeni, B., Hamar, J., Kaminski, P. M., Wolin, M. S. & Koller, A., Jun 1 2012, In : Journal of Vascular Research. 49, 4, p. 363-372 10 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Bioassay-comparison of the antioxidant efficacy of hydrogen sulfide and superoxide dismutase in isolated arteries and veins

Hamar, J., Solymár, M., Tanai, E., Cseplo, P., Springo, Z., Berta, G., Debreceni, B. & Koller, A., Dec 1 2012, In : Acta physiologica Hungarica. 99, 4, p. 411-419 9 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Effects of vasoactive substances on the neurovascular structures and microcirculation in the developing callus 10 and 15 days after bone injury

Vendégh, Z., Melly, A., Tóth, B., Wolf, K., Farkas, T., Kádas, I. & Hamar, J., Jun 15 2012, In : Clinical hemorheology and microcirculation. 50, 4, p. 279-291 13 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
2010

Calcitonin gene-related peptide, substance P, nitric oxide and epinephrine modulate bone marrow micro circulation of the rabbit tibia and femur

Vendégh, Z., Melly, A., Tóth, B., Wolf, K., Farkas, T., Kádas, I. & Hamar, J., 2010, In : Clinical hemorheology and microcirculation. 45, 1, p. 9-17 9 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2009

Effects of neuropeptides and vasoactive substances on microcirculation of the callus after tibial osteotomy in rabbits

Vendégh, Z., Melly, A., Tóth, B., Wolf, K., Farkas, T., Józan, J., Hamar, J. & Kádas, I., Sep 1 2009, In : Acta veterinaria Hungarica. 57, 3, p. 427-439 13 p.

Research output: Contribution to journalArticle

2008

An easy-to-use practical method to measure coincidence in the flow cytometer--the case of platelet-granulocyte complex determination.

Bihari, P., Fent, J., Hamar, J., Furész, J. & Lakatos, S., Apr 24 2008, In : Journal of biochemical and biophysical methods. 70, 6, p. 1080-1085 6 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Impact of coincidence on granulocyte-platelet complex determination by flow cytometry is evaluated by a novel computer simulation model of coincidence.

Fent, J., Bihari, P., Furész, J., Hamar, J. & Lakatos, S., Apr 24 2008, In : Journal of biochemical and biophysical methods. 70, 6, p. 1086-1090 5 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2007

Fibrin pathways for precursor cell immigration from bone marrow into the osteotomy gap

Wolf, K., Hamar, J., Moravec, S., Farkas, T., Höcherl, E. & Pfister, C., Dec 1 2007, In : Applied Cardiopulmonary Pathophysiology. 11, 1, p. 24-35 12 p.

Research output: Contribution to journalArticle

Morphometric analyses of the kinetics of vascular and neural ingrowth into the interfragmental gap following osteotomy

Wolf, K., Hamar, J., Höcherl, E., Farkas, T. & Pfister, C., Dec 1 2007, In : Applied Cardiopulmonary Pathophysiology. 11, 1, p. 36-43 8 p.

Research output: Contribution to journalArticle

2006

Capsaicin delays regeneration of the neuromuscular junction of rat extensor digitorum longus muscle after ischemia

Turchányi, B., Hamar, J., Tömböl, T. & Siklós, L., Apr 1 2006, In : Muscle and Nerve. 33, 4, p. 556-567 12 p.

Research output: Contribution to journalArticle

Early systemic effects of hind limb ischemia-reperfusion on hemodynamics and acid-base balance in the rat

Szokoly, M., Nemeth, N., Hamar, J., Furka, I. & Miko, I., Dec 18 2006, In : Microsurgery. 26, 8, p. 585-589 5 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Ein modifizierter marknagel im tierexperiment (I): Beschreibung, erster biomechanischer test und implantation in die schaftibia

Translated title of the contribution: A modified intramedullary nail-first experimental examinations. I: Biomechanical test and implantation in sheep tibiaHöcherl, E. F. J., Soltay, P., Hamar, J., Wolf, K. & Pfister, C., Sep 1 2006, In : Osteologie. 15, 3, p. 164-174 11 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Ein modifizierter marknagel im tierexperiment (II): Zur immunohistochemie des implantatnahen gewebes

Translated title of the contribution: A modified intramedullary nail-first experimental examinations (II): Immunohistochemical investigations of tissue samples penetrating the implant bore holesHöcherl, E. F. J., Soltay, P., Hamar, J., Wolf, K. & Pfister, C., Sep 1 2006, In : Osteologie. 15, 3, p. 176-186 11 p.

Research output: Contribution to journalArticle

Prolonged intestinal mucosal acidosis is associated with multiple organ failure in human acute pancreatitis: Gastric tonometry revisited

Kovacs, G. C., Telek, G., Hamar, J., Furesz, J. & Regoly-Merei, J., Aug 14 2006, In : World journal of gastroenterology. 12, 30, p. 4892-4896 5 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Self-regulation of neutrophils during phagocytosis is modified after severe tissue injury

Pap, G., Fûrész, J., Fennt, J., Kovács, G. C., Nagy, L. & Hamar, J., Apr 1 2006, In : International journal of molecular medicine. 17, 4, p. 649-654 6 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Small-volume fluid resuscitation with hypertonic saline prevents inflammation but not mortality in a rat model of hemorrhagic shock

Bahrami, S., Zimmermann, K., Szelényi, Z., Hamar, J., Scheiflinger, F., Redl, H. & Junger, W. G., Mar 1 2006, In : Shock. 25, 3, p. 283-289 7 p.

Research output: Contribution to journalArticle

59 Citations (Scopus)
2005

Ischemia reperfusion injury of the skeletal muscle after selective deafferentation

Turchányi, B., Tóth, B., Rácz, I., Vendégh, Z., Furész, J. & Hamar, J., Mar 29 2005, In : Physiological Research. 54, 1, p. 25-31 7 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Kísérletes "funkcionális amputációs modell" lehetosége az ischaemiareperfusio tükrében.

Translated title of the contribution: Experimental "functional amputate model" in ischemia-reperfusionSzokoly, M., Németh, N., Bráth, E., Acs, G., Hamar, J., Mikó, I. & Furka, I., Apr 2005, In : Magyar sebészet. 58, 2, p. 138-143 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
2004

Zur immunohistochemie des granulationsgewebes nach distanzosteosynthese der kaninchentibia. I. Die neuropeptide CGRP und SP als marker osteogen differenzierender stammzellen und/oder progenitorzellen aus dem knochenmark

Translated title of the contribution: Immunohistochemistry of granulation tissue after distance osteosynthesis of the rabbit tibia. I. The neuropeptides CGRP and SP in early stages of osteogenic stem cell differentiationHöcherl, E. F. J., Wolf, K., Hamar, J. & Pfister, C., Mar 1 2004, In : Osteologie. 13, 1, p. 3-12 10 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Zur immunohistochemie des granulationsgewebes nach distanzosteosynthese der kaninchentibia. II. NOS II und β-aktin markieren zelluläre differenzierungsschritte der osteogenese

Translated title of the contribution: Immunohistochemistry of granulation tissue after distance osteosynthesis of the rabbit tibia. II. NOS-II and β-actin mark cellular differentiation steps of osteoneogenesisHöcherl, E. F. J., Wolf, K., Hamar, J. & Pfister, C., Mar 1 2004, In : Osteologie. 13, 1, p. 13-23 11 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2003

Time course of leukocyte response and free radical release in an early reperfusion injury of the superior mesenteric artery

Hamar, J., Rácz, I., Číž, M., Lojek, A., Pállinger, É. & Furész, J., Sep 5 2003, In : Physiological Research. 52, 4, p. 417-423 7 p.

Research output: Contribution to journalArticle

19 Citations (Scopus)
2002

Antiapoptotic effect of (-)-deprenyl in rat kidney after ischemia-reperfusion

Toronyi, E., Hamar, J., Magyar, K. & Szende, B., Mar 23 2002, In : Medical Science Monitor. 8, 2, p. BR65-BR68

Research output: Contribution to journalArticle

18 Citations (Scopus)
2001

Immunoglobulin enriched colostral milk reduces gut-derived endotoxemia in a rat hemorrhage model

Fitzal, F., Racz, I., Hamar, J., Redl, H. & Bahrami, S., Jan 1 2001, In : European Journal of Trauma. 27, 5, p. 257-263 7 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

The first histological demonstration of pancreatic oxidative stress in human acute pancreatitis

Telek, G., Regöly-Mérei, J., Kovács, G. C., Simon, L., Nagy, Z., Hamar, J. & Jakab, F., Nov 9 2001, In : Hepato-Gastroenterology. 48, 41, p. 1252-1258 7 p.

Research output: Contribution to journalArticle

41 Citations (Scopus)

Ultrastructural changes of the neuromuscular junction in reperfusion injury

Tömböl, T., Pataki, G., Németh, A. & Hamar, J., Dec 31 2001, In : Cells Tissues Organs. 170, 2-3, p. 139-150 12 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)
2000
5 Citations (Scopus)
1999

An in vivo model for studying the dynamics of intracellular free calcium changes in slow- and fast-twitch muscle fibres

Bátkai, S., Rácz, I. B., Ivanics, T., Tóth, A., Hamar, J., Slaaf, D. W., Reneman, R. S. & Ligeti, L., Oct 7 1999, In : Pflugers Archiv European Journal of Physiology. 438, 5, p. 665-670 6 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Prevention of apoptosis reperfusion renal injury by calcium channel blockers

Toronyi, É., Hamar, J., Ferner, F. & Szende, B., May 1999, In : Experimental and Toxicologic Pathology. 51, 3, p. 209-212 4 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)
1998

A reperfuzios vesekarosodas kovetkezteben kialakult apoptozis megelozese kalciumantagonistakkal

Translated title of the contribution: Prevention of apoptosis reperfusion renal injury by calcium channel blockersEva, T., Janos, H. & Bela, S., Jul 8 1998, In : Lege Artis Medicinae. 8, 5, p. 352-356 5 p.

Research output: Contribution to journalArticle

Total antioxidant capacity of serum increased in early but not late period after intestinal ischemia in rats

Slavíková, H., Lojek, A., Hamar, J., Dusková, M., Kubala, L., Vondrácek, J. & Cí Z, M., Jul 1 1998, In : Free Radical Biology and Medicine. 25, 1, p. 9-18 10 p.

Research output: Contribution to journalArticle

50 Citations (Scopus)
1997

Leukocyte mobilization, chemiluminescence response, and antioxidative capacity of the blood in intestinal ischemia and reperfusion

Lojek, A., Milančíž, Slavíková, H., Dušková, M., Vondráček, J., Kubala, L., Rácz, I. & Hamar, J., Jan 1 1997, In : Free radical research. 27, 4, p. 359-367 9 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

The functional and morphological damage of ischemic reperfused skeletal muscle

Rácz, I., Illyés, G., Sarkadi, L. & Hamar, J., Jan 1997, In : European Surgical Research. 29, 4, p. 254-263 10 p.

Research output: Contribution to journalArticle

31 Citations (Scopus)
1996

Prevention of indomethacin-induced acute gastric mucosal injury by spermine in the rat

Buzás, G., Demel, Z., Józan, J. & Hamar, J., Dec 1 1996, In : Acta physiologica Hungarica. 84, 3, p. 251-258 8 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

The functional damages of ischemic/reperfused skeletal muscle

Rácz, I. B., Sarkadi, L. & Hamar, J., Dec 1 1996, In : Acta physiologica Hungarica. 84, 3, p. 205-216 12 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
1994

Prolonged effects of MK-801 in the cat during focal cerebral ischemia and recovery: Survival, EEG activity and histopathology

Dezsi, L., Greenberg, J. H., Sladky, J., Araki, N., Hamar, J. & Reivich, M., Jan 1994, In : Journal of the Neurological Sciences. 121, 1, p. 110-120 11 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)
1992

Acute improvement in histological outcome by MK-801 following focal cerebral ischemia and reperfusion in the cat independent of blood flow changes

Dezsi, L., Greenberg, J. H., Hamar, J., Sladky, J., Karp, A. & Reivich, M., Jan 1 1992, In : Journal of Cerebral Blood Flow and Metabolism. 12, 3, p. 390-399 10 p.

Research output: Contribution to journalArticle

Open Access
36 Citations (Scopus)

Effect of ischemia and reperfusion on λ of the lumped constant of the [14C]deoxyglucose technique

Greenberg, J. H., Hamar, J., Welsh, F. A., Harris, V. & Reivich, M., Jan 1 1992, In : Journal of Cerebral Blood Flow and Metabolism. 12, 1, p. 70-77 8 p.

Research output: Contribution to journalArticle

Open Access
14 Citations (Scopus)
35 Citations (Scopus)
1991

Myocardial collagen degradation: morphological and biochemical correlation.

Illyés, G., Hamar, J. & Tanka, D., 1991, In : Acta biologica Hungarica. 42, 1-3, p. 275-283 9 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)
1988

Effect of intraarterial somatostatin infusion on SMA blood flow

Dezsi, L. & Hamar, J., Jan 1 1988, In : Acta physiologica Hungarica. 71, 1, p. 91-97 7 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Norepinephrine induced contractions of the feline mesenterial vein under oxygenized and hypoxic conditions in vitro

Nadasy, G. L., Polenov, S., Chernyavskaya, G., Monos, E., Hamar, J. & Kovach, A. G. B., Jan 1 1988, In : Acta physiologica Hungarica. 71, 1, p. 45-50 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)
1987

How Does Acute or Chronic Volume Loading Affect Myocardial Bioenergetics?

OSBAKKEN, MARY., LIGETI, LASZLO., PIGOTT, JOHN., YOUNG, MARIE., HAMAR, JANOS., SHINNER, MEIR., SUBRAMANIAN, HARI., LEIGH, JACK. & CHANCE, BRITTON., Nov 1987, In : Annals of the New York Academy of Sciences. 508, 1, p. 476-479 4 p.

Research output: Contribution to journalArticle

Role of fluid replacement, increased oxygen availability by perfluorochemicals and enhanced RES function in the treatment of mesenteric occlusion shock

Hamar, J., Dezsi, L., Adam, E., Egri, L., Netzer, K. O., Stark, M. & Lutz, J., Nov 1 1987, In : Research In Experimental Medicine. 187, 6, p. 451-459 9 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Treatment of experimental mesenteric shock by different fluids.

Hamar, J., Lutz, J., Dézsi, L. & Juhász, M., Jan 1 1987, In : Progress in clinical and biological research. 236 B, p. 205-208 4 p.

Research output: Contribution to journalArticle

Vascular perfusion of the ischemic small intestine.

Juhäsz, M., Hamar, J., Dézsi, L., Fehér, E. & Lutz, J., Jan 1 1987, In : Progress in clinical and biological research. 236 A, p. 503-508 6 p.

Research output: Contribution to journalArticle

1985

Effect of somatostatin on organ blood flow in anaesthetized cats

Hamar, J., Iripchanov, B. B., Demchenko, I. T., Dézsi, L. & Moskalenko, J. J., Apr 24 1985, In : Acta physiologica Hungarica. 65, 1, p. 47-51 5 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)