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  1. Article

    Open Access

    Uniform bounds for the number of powers in arithmetic progressions

    We give sharp, in some sense uniform bounds for the number of \(\ell \) -t...

    L. Hajdu, Á. Papp in Revista de la Real Academia de Ciencias Ex… (2022)

  2. Article

    Open Access

    The Prouhet–Tarry–Escott problem, indecomposability of polynomials and Diophantine equations

    In this paper, we show how the subjects mentioned in the title are related. First we study the structure of partitions of $$A \subseteq \{1, \...

    L. Hajdu, Á. Papp, R. Tijdeman in The Ramanujan Journal (2022)

  3. Article

    Correction to: Polynomial values of products of terms from an arithmetic progression

    A correction to this paper has been published: https://doi.org/10.1007/s00605-020-01422-7

    L. Hajdu, Á. Papp in Monatshefte für Mathematik (2021)

  4. Article

    Open Access

    Polynomial values of products of terms from an arithmetic progression

    Products of terms of arithmetic progressions yielding a perfect power have been long investigated by many mathematicians. In the particular case of consecutive integers, various finiteness results are known fo...

    L. Hajdu, Á. Papp in Monatshefte für Mathematik (2020)

  5. No Access

    Article

    Nanopatterning reconfigurable magnetic landscapes via thermally assisted scanning probe lithography

    The search for novel tools to control magnetism at the nanoscale is crucial for the development of new paradigms in optics, electronics and spintronics. So far, the fabrication of magnetic nanostructures has b...

    E. Albisetti, D. Petti, M. Pancaldi, M. Madami, S. Tacchi in Nature Nanotechnology (2016)

  6. No Access

    Article

    Allelic mRNA expression imbalance in C-type lectins reveals a frequent regulatory SNP in the human surfactant protein A (SP-A) gene

    Genetic variation in C-type lectins influences infectious disease susceptibility but remains poorly understood. We used allelic mRNA expression imbalance (AEI) technology for surfactant protein (SP)-A1, SP-A2, SP...

    A K Azad, A Curtis, A Papp, A Webb, D Knoell, W Sadee, L S Schlesinger in Genes & Immunity (2013)

  7. Article

    Open Access

    Repeated Simultaneous Cortical Electrophysiological and Behavioral Recording in Rats Exposed to Manganese-Containing Nanoparticles

    Male Wistar rats wearing chronically implanted cortical electrodes were exposed to Mn-containing nano-particles via the airways for 8 weeks following a 2-week pre-exposure period. The rats’ cortical electrical...

    Sz. Takács, Andrea Szabó, G. Oszlánczi, P. Pusztai, A. Sápi in Acta Biologica Hungarica (2012)

  8. No Access

    Article

    Detection and identification of explosives and illicit drugs using neutron based techniques

    Some methods developed in collaboration between the ATOMKI and IEP for bulk hydrogen analysis and for the detection and identification of illicit drugs are presented. Advantages and limitations of neutron tech...

    A. Papp, J. Csikai in Journal of Radioanalytical and Nuclear Chemistry (2011)

  9. Article

    Open Access

    Altered Open Field Behavior in Rats Induced by Acute Administration of 3-Nitropropionic Acid: Possible Glutamatergic and Dopaminergic Involvement

    3-nitropropionic acid (3-NP), a substance used for modelling Huntington’s disease, was given to male Wistar rats in a single 20 mg/kg b.w. dose, and the resulting behavioral alterations in spontaneous locomoto...

    Anita Lukács, Andrea Szabó, A. Papp, Tünde Vezér in Acta Biologica Hungarica (2009)

  10. Article

    Open Access

    Immunotoxicological Investigation of Subacute Combined Exposure with Low Doses of Pb, Hg and Cd in Rats

    Detectable interactions between NOEL (No Observed Effect Level) doses of Pb, Hg and Cd in general toxicological, hematological, and immune function parameters were investigated. The metals (Pb-acetate, 20 mg/k...

    L. Institóris, Dóra Kovács, I. Kecskeméti-Kovács, Anita Lukács in Acta Biologica Hungarica (2006)

  11. No Access

    Article

    Allelic expression of serotonin transporter (SERT) mRNA in human pons: lack of correlation with the polymorphism SERTLPR

    An insertion/deletion polymorphism in the SERT linked promoter region (SERTLPR), previously reported to regulate mRNA expression in vitro, has been associated with mental disorders and response to psychotropic dr...

    J-E Lim, A Papp, J Pinsonneault, W Sadée, D Saffen in Molecular Psychiatry (2006)

  12. Article

    Open Access

    Stimulus Frequency Dependence of the Central and Peripheral Somatosensory Evoked Activity in Rats Treated with Various Pesticides

    Rats were treated with a combination of insecticide agents in different timing schemes. In acute administration, 1/5 LD50 of the three insecticides: dimethoate, propoxur and cypermethrin, or their combination, wa...

    Andrea Szabó, A. Papp, L. Nagymajtényi in Acta Biologica Hungarica (2005)

  13. Article

    Influence of subfoveal choroidal neovascularisation on macular imaging with scanning laser polarimetry of the retinal nerve fibre layer

    To investigate the influence of subfoveal choroidal neovascularisation (CNV) on macular imaging performed using scanning laser polarimetry (SLP) of the retinal nerve fibre layer.

    A Katsanos, P Kóthy, A Papp, G Holló in Eye (2005)

  14. No Access

    Article

    The effect of different levels of peritoneal CO2 pressure on bleeding time of spleen capsule injury

    Aims: The authors, in contrast to similar injuries with open surgery, had observed spontaneous hemostasis of relatively large spleen capsule injuries during laparoscopic surgery. Methods:

    A. Papp, . Vereczkei, J. Lantos in Surgical Endoscopy And Other Interventiona… (2003)

  15. Article

    Heme oxygenase activity in prematures with Oxygen Radical Disease 59

    I Németh, A Papp, E Papp, S Pintér in Pediatric Research (1997)