Search Results - "Acta physiologica et pharmacologica Bulgarica"

Exercise performance and oxygen uptake efficiency slope in obese children performing standardized exercise by Marinov, B, Kostianev, S

“…Oxygen uptake efficiency slope (OUES) is an index meant to provide an objective measure of cardiopulmonary function at submaximal exercise. The aim was to…”
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Cholecystokinin and learning and memory processes by Hadjiivanova, Christina, Belcheva, Stiliana, Belcheva, Iren

“…Cholecystokinin (CCK) is a classical brain-gut peptide that exerts a variety of physiological actions in the gastrointestinal tract and central nervous system…”
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About the biological effects of high and extremely high frequency electromagnetic fields by Mileva, K, Georgieva, B, Radicheva, N

“…This paper deals with the effects of high (microwave) and extremely high (millimetre waves, MMW) frequency electromagnetic fields on the membrane processes and…”
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Sulfated polysaccharides of brown seaweed Cystoseira canariensis bind to serum myostatin protein by Ramazanov, Zakir, Jimenez del Rio, Miguel, Ziegenfuss, Tim

“…Natural sulfated polysaccharides (SPs) derived from brown seaweed comprise a complex group of macromolecules with a wide range of important physiological…”
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Motor unit recruitment during constant low force and long duration muscle contractions investigated with surface electromyography by Gazzoni, M, Farina, D, Merletti, R

“…Surface EMG signals were detected from the biceps brachii muscle of five subjects using linear electrode arrays during isometric voluntary contractions at low…”
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Two types of motor modulation underlying human stepping evoked by spinal cord electrical stimulation (SCES) by Shapkova, E Y, Schomburg, E D

“…The EMG-activity during stepping-like movements evoked by spinal cord electrical stimulation (SCES) was studied in paraplegic patients. Both typical locomotor…”
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Modified treadmill protocol for evaluation of physical fitness in pediatric age group--comparison with Bruce and Balke protocols by Marinov, B, Kostianev, S, Turnovska, T

“…The aim of this study was to compare classical Balke and Bruce protocols with our modification of Balke protocol in pediatric cardiorespiratory diagnostics…”
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An analysis of motor unit firing pattern during sustained low force contraction in fatigued muscle by Olsen, H B, Christensen, H, Søgaard, K

“…In the present study motor unit (MU) firing pattern was analysed during long-term static contraction in order to see if fatigue would induce rotation of…”
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Heme oxygenase--carbon monoxide signalling pathway as a physiological regulator of vascular smooth muscle cells by Christova, T, Diankova, Z, Setchenska, M

“…Heme oxygenase (HO) is a microsomal enzyme involved in the degradation of heme and biliverdin and carbon monoxide, the former being subsequently converted to…”
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Effect of electrode shape on spectral features of surface detected motor unit action potentials by Farina, D, Merletti, R

“…A method for simulating the effect of electrodes of any shape on surface detected motor unit action potentials (MUAPs) is described. The method is based on an…”
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The effect of swimming exercise on lipid peroxidation in the rat brain, liver and heart by Turgut, Günfer, Demir, Süleyman, Genç, Osman, Karabulut, Ismail, Akalin, Nalan

“…We intended to study the effect of swimming exercise on the brain, liver and heart malondialdehyde (MDA) levels which are the last product of oxidation, and to…”
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Bipedal locomotion by the normally quadrupedal Japanese monkey, M. Fuscata: strategies for obstacle clearance and recovery from stumbling by Mori, F, Tachibana, A, Takasu, C, Nakajima, K, Mori, S

“…This study explored how the normally quadrupedal Japanese monkey adjusts to treadmill perturbations, when trained to walk bipedally. The monkey was required to…”
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Electrically evoked and voluntary properties of the human triceps surae muscle: effects of long-term spaceflights by Koryak, Y U

“…The influence of microgravity on voluntary and electrically evoked contractions of the triceps surae (TS) of seven crewmembers was studied before and after…”
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Acquisition of a sensorimotor skill in younger and older adults by Bock, O, Schneider, S

“…The present study compared the learning of sensorimotor transformation rules in young and elderly subjects. In a first experimental session, participants…”
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Aging and synaptic changes in the paraventricular hypothalamic nucleus of the rat by Itzev, D E, Lolov, S R, Usunoff, K G

“…The age-related differences in the synapses of the paraventricular hypothalamic nucleus (PVN) were studied with transmission electron microscopy in young…”
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Corrections of prooxidant-antioxidant homeostasis of organism under hypoxia of different genesis by yackton, a new pharmacological preparation by Gonchar, O, Klyuchko, E, Seredenko, M, Oliynik, S

“…The aim of the present work was to study the antioxidant activity of the new derivative of succinic acid-succinate mono[(2-dimethyl-amino) ethyl ether] of…”
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Hematological alterations in the Otsuka Long-Evans Tokushima fatty (OLETF) rats--a model of type 2 diabetes mellitus by Kamenov, Z, Higashino, H, Todorova, M, Aoki, N, Imamura, M, Orita, M, Yamanishi, H, Suzuki, A, Yamanishi, Y, Christov, V

“…The OLETF rat develops microangiopathic complications similar to human diabetes and is considered a useful model of Type 2 DM. Erythrocyte, platelet and…”
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Strength-duration properties of human myelinated motor and sensory axons in normal case and in amyotrophic lateral sclerosis by Daskalova, M, Stephanova, D I

“…The time constants and rheobase currents are properties of axonal membrane and their calculation may shed light on axonal properties when taken in conjunction…”
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The effects of peptide and nonpeptide antagonists of angiotensin II receptors on the noradrenaline uptake of different brain structures in rats with angiotensin II-induced increase of water intake by Stancheva, S, Alova, L, Velkova, M, Georgiev, V

“…Angiotensin II (ANG II) significantly increased noradrenaline (NA) uptake by cortical, hypothalamic and hippocampal synaptosomes thus activating noradrenergic…”
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Adolescent erythrocytes: influence of high density lipoproteins-cholesterol (HDL-c) plasmatic levels on Na+/Li+ exchange kinetics by Serrani, Raquel, Taborda, Diego, DeMaria, Ines, Corchs, Juan

“…An inverse relationship between HDL-c plasmatic levels and Li+ flux (Na+-Li+ exchange mediated) has been reported in normotensive individuals with hypertensive…”
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