Medical Articles 9
Protection against focal cerebral ischemia following exposure to a pulsed electromagnetic field
Abstract There is evidence that electromagnetic stimulation may accelerate the healing of tissue damage following ischemia. We undertook this study to investigate the effects of…
Treatment of migraine with pulsing electromagnetic fields: a double-blind, placebo-controlled study
Abstract The effect of exposure to pulsing electromagnetic fields on migraine activity was evaluated by having 42 subjects (34 women and 8 men), who met…
Initial exploration of pulsing electromagnetic fields for treatment of migraine
Abstract Two studies were conducted during which 23 patients with chronic migraine were exposed to pulsing electromagnetic fields over the inner thigh. In an open…
Electromagnetic stimulation as a treatment of tinnitus: a pilot study
Abstract This paper reports the results of a study to determine whether pulsed electromagnetic stimulation, applied over the mastoid bone, caused an improvement in the…
The biological effects of magnetic stimulation in epileptic patients
Abstract BACKGROUND: The magnetoencephalogram (MEG) is the magnetic activity emitted by the brain, which can be measured using a superconductive quantum interference device (SQUID). This…
Melatonin reduces oxidant damage and promotes mitochondrial respiration: implications for aging
Abstract Melatonin has a number of properties as a consequence of which it could be beneficial to animals as they age. Of particular interest are…
Future of melatonin as a therapeutic agent
Abstract Report of the round table conference summarizing the International Symposium on “Melatonin: Clinical Significance and Therapeutic Applications” is presented in this article. Some sleep…
Neuropsychiatric applications of transcranial magnetic stimulation: a meta analysis
Abstract Transcranial magnetic stimulation (TMS) is a technology that allows for non-invasive modulation of the excitability and function of discrete brain cortical areas. TMS uses…
Melatonin and aging
Melatonin is a ubiquitous natural neurotransmitter-like compound produced primarily by the pineal gland. This agent is involved in numerous aspects of the biological and physiologic…
Transcranial magnetic stimulation (TMS)–from diagnostic procedure to therapy [German]
Abstract Transcranial magnetic stimulation (TMS) has been a well-established diagnostic tool in neurological practice for many years. It has been shown to be a safe…
Chemical and physical properties and potential mechanisms: melatonin as a broad spectrum antioxidant and free radical scavenger
Abstract Melatonin was found to be a potent free radical scavenger in 1993. Since then over 800 publications have directly or indirectly confirmed this observation.…
Theoretical and practical aspects of general magnetotherapy [Russian]
Abstract Such aspects of general magnetotherapy as grounds, mechanisms of physiological and therapeutic action, facilities, application, recommendations, perspectives are reviewed. http://www.ncbi.nlm.nih.gov:80/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=11785334&dopt=Abstract Vopr Kurortol Fizioter Lech…
Inhibitory effect of melatonin on homocysteine-induced lipid peroxidation in rat brain homogenates
Abstract Oxidative damage is implicated in several pathologies including cardiovascular disease. As a model system to study the response of cells to oxidative insults, homocysteine…
Effects of melatonin treatment in septic newborns
Abstract Free radicals have been implicated in the pathogenesis of neonatal sepsis and its complications. This study was conducted to determine the changes in the…
Pulsed magnetotherapy in Czechoslovakia-a review
Abstract Pulsed magnetotherapy has been used in Czechoslovakia for more than one decade. It has been proved that this type of physical therapy is very…
Free radical-mediated molecular damage. Mechanisms for the protective actions of melatonin in the central nervous system
Abstract This review briefly summarizes the multiple actions by which melatonin reduces the damaging effects of free radicals and reactive oxygen and nitrogen species. It…
Possible therapeutic applications of pulsed magnetic fields [Czech]
Abstract Magnetotherapy is a relatively new, nowadays however, relatively widespread method in several medical disciplines. The mechanism proper of the favourable action of the pulsed…
Melatonin and its relation to the immune system and inflammation
Abstract Melatonin (N-acetyl-5-methoxytryptamine) was initially thought to be produced exclusively in the pineal gland. Subsequently its synthesis was demonstrated in other organs, for example, the…
The effects of pulsing magnetic fields on pineal melatonin synthesis in a teleost fish (brook trout, Salvelinus fontinalis)
Abstract Based on findings in various mammalian species, where exposure to electromagnetic fields decreased the nocturnal synthesis of the pineal secretory product melatonin, we investigated…
Beneficial effects of electromagnetic fields
Abstract Selective control of cell function by applying specifically configured, weak, time-varying magnetic fields has added a new, exciting dimension to biology and medicine. Field…
Melatonin: reducing the toxicity and increasing the efficacy of drugs
Abstract Melatonin (N-acetyl-5-methoxytryptamine) is a molecule with a very wide phylogenetic distribution from plants to man. In vertebrates, melatonin was initially thought to be exclusively…
Potential biological consequences of excessive light exposure: melatonin suppression, DNA damage, cancer and neurodegenerative diseases
Abstract This brief review summarizes some of the biological effects of light exposure at an inappropriate time (during the normal dark period) and the potential…
Microcirculatory effects of pulsed electromagnetic fields
Abstract PURPOSE: Pulsed electromagnetic fields (PEMF) are used clinically to expedite healing of fracture non-unions, however, the mechanism of action by which PEMF stimulation is…
Enhancing analogic reasoning with rTMS over the left prefrontal cortex
Abstract The authors utilized repetitive transcranial magnetic stimulation (rTMS) in 16 normal volunteers to investigate the role of the left dorsolateral prefrontal cortex (PFC) in…
Improved executive functioning following repetitive transcranial magnetic stimulation
Abstract The cognitive effects of active and sham repetitive transcranial magnetic stimulation (rTMS) were examined in 19 middle-aged and elderly patients with refractory depression. Patients…
Effect of pulsed magnetic fields on triglyceride and cholesterol levels in plasma of rats
Abstract Sexual dysfunction is common in patients with Parkinson’s disease (PD) since brain dopaminergic mechanisms are involved in the regulation of sexual behavior. Activation of…
Repetitive transcranial magnetic stimulation induces active coping strategies and attenuates the neuroendocrine stress response in rats
Abstract The effects of repetitive transcranial magnetic stimulation (rTMS) on various brain functions were investigated in adult male Wistar rats. The stimulation parameters were adjusted…
Effects of left frontal transcranial magnetic stimulation on depressed mood, cognition, and corticomotor threshold
Abstract BACKGROUND: The pathophysiology of depression may include synaptic hypoactivity of left prefrontal cortex. Several groups of investigators have described improved mood associated with rapid…
Age-related disruption of circadian rhythms: possible relationship to memory impairment and implications for therapy with magnetic fields
Abstract Disorganization of circadian rhythms, a hallmark of aging, may be related causally to the progressive deterioration of memory functions in senescence and possibly Alzheimer’s…
Evaluation of electromagnetic fields in the treatment of pain in patients with lumbar radiculopathy or the whiplash syndrome
Abstract Back pain and the whiplash syndrome are very common diseases involving tremendous costs and extensive medical effort. A quick and effective reduction of symptoms,…
Effect of pulsed electromagnetic fields (PEMF) on late-phase osteotomy gap healing in a canine tibial model
Abstract The effects of a pulsed electromagnetic field (PEMF) on late bone healing phases using an osteotomy gap model in the canine mid-tibia were investigated.…
Protective effect of low frequency low energy pulsing electromagnetic fields on acute experimental myocardial infarcts in rats
Abstract This series of experiments assesses the effect of exposure to low-frequency pulsing electromagnetic fields (PEMFs) in 340 rats with acute experimental myocardial infarcts. The…
A comparative study of the effects of magnetic stimulation and electric stimulation on peripheral nerve injury in rat
Abstract The influence of pulsed magnetic stimulation (MS) on the sciatic nerve injury was investigated. Thirty rats were divided into three groups equally: MS group…
Outcomes after posterolateral lumbar fusion with instrumentation in patients treated with adjunctive pulsed electromagnetic field stimulation
Abstract Fusion success and clinical outcome were determined in 48 high-risk patients who underwent posterolateral lumbar fusions with internal fixation and were treated with adjunctive…
Effects of pulsed magnetic energy on a microsurgically transferred vessel
Abstract This article reports the findings of a study that attempted to elucidate whether pulsed magnetic energy stimulates neovascularization in vivo, using a microsurgically created…
Repetitive peripheral magnetic stimulation alleviates tactile extinction
Abstract Despite its frequency in right brain damaged patients crucial mechanisms of tactile extinction are still obscure and treatments are unavailable. Recent PET observations suggest…
Effectiveness of magnetotherapy in optic nerve atrophy. A preliminary study [Russian]
Abstract Magnetotherapy effects on visual functions (vision acuity and field), on retinal bioelectric activity, on conductive vision system, and on intraocular circulation were studied in…
Pulsed electromagnetic fields for the treatment of bone fractures
Abstract The effectiveness of electrical stimulation and Pulsed Electro Magnetic Field (PEMF) stimulation for enhancement of bone healing has been reported by many workers. The…
The effect of a pulsed electromagnetic field on the hemodynamics of eyes with glaucoma [Russian]
Abstract The influence of pulse electromagnetic field (PEMF) on hemodynamics of the eye in open-angle glaucoma has been studied by means of a method and…
The effect of pulsed electromagnetic fields on flexor tendon healing in chickens
Abstract This study was designed as a pilot investigation of the effect of pulsed electromagnetic fields (PEMF) stimulation on early flexor tendon healing in a…
Evaluation of treatment with a pulsed electromagnetic field on wound healing, clinicopathologic variables, and central nervous system activity of dogs
Abstract OBJECTIVE: To evaluate effects of treatment with a pulsed electromagnetic field (PEMF) on healing of open and sutured wounds, clinicopathologic variables, and CNS activity…
The effect of pulsed electromagnetic field on patients with endocrine ophthalmopathy
Abstract PURPOSE: To evaluate eye signs, proptosis and ocular movements in patients with endocrine ophthalmopathy under the influence of pulsedelectromagnetic field therapy. METHODS: We examined…
Effect of pulsed electromagnetic stimulation on facial nerve regeneration
Abstract OBJECTIVE: To determine if exposure to electromagnetic fields influences regeneration of the transected facial nerve in the rat. DESIGN AND METHODS: The left facial…
Pulsed magnetic and electromagnetic fields in experimental achilles tendonitis in the rat: a prospective randomized study [Spanish]
Abstract OBJECTIVE: To investigate the effects of pulsed magnetic fields (PMF) and pulsed electromagnetic fields (PEMF) on healing in experimental Achilles tendon inflammation in the…
Possibilities of magnetotherapy in stabilization of visual function in patients with glaucoma [Russian]
Abstract Courses of magnetotherapy (MT) using ATOS device with 33 mT magnetic field induction were administered to 31 patients (43 eyes) with primary open-angle glaucoma…
Pulsed electromagnetic fields in experimental cutaneous wound healing in rats
Abstract Electromagnetic fields are now being used in many diseases such as osseous, ligamental, cartilaginous, or nervous reparation, diabetes, and myocardial or cerebral ischemia. Although…
Effect of low frequency pulsing electromagnetic fields on skin ulcers of venous origin in humans: a double-blind study
Abstract The effect of an electromagnetic field on the healing of skin ulcers of venous origin in humans has been investigated in a double-blind study.…
Therapy with pulsed electromagnetic fields in aseptic loosening of total hip protheses: a prospective study
Abstract Aseptic loosening is the most common problem of hip arthroplasties, limiting its long term success. We report a study of pulsed electromagnetic field (PEMF)…
Enhancement of functional recovery following a crush lesion to the rat sciatic nerve by exposure to pulsed electromagnetic fields
Abstract Previous studies showed that exposure to pulsed electromagnetic fields (PEMF) produced a 22% increase in the axonal regeneration rate during the first 6 days…
Repetitive transcranial magnetic stimulation (rTMS) in major depression: relation between efficacy and stimulation intensity
Abstract Repetitive transcranial magnetic stimulation (rTMS) has been found to exert modest to substantial antidepressant effects in the majority of prior clinical studies. As effect…
Combining high and low frequencies in rTMS antidepressive treatment: preliminary results
Abstract The antidepressive potency of repetitive transcranial magnetic stimulation (rTMS) seems to depend on variables such as the stimulation placements, different frequencies, stimulus intensities, coil…
Repetitive transcranial magnetic stimulation treatment of comorbid posttraumatic stress disorder and major depression
Abstract Twelve patients with comorbid posttraumatic stress disorder (PTSD) and major depression underwent repetitive transcranial magnetic stimulation (rTMS) to left frontal cortex as an open-label…
Repetitive transcranial magnetic stimulation versus electroconvulsive therapy for major depression: preliminary results of a randomized trial
Abstract BACKGROUND: Many severely depressed patients do not benefit from or tolerate existing treatments. Repetitive transcranial magnetic stimulation (rTMS) has been reported to benefit depression.…
Three and six-month outcome following courses of either ECT or rTMS in a population of severely depressed individuals–preliminary report
Abstract BACKGROUND: Recent studies have strengthened the claim that repetitive transcranial magnetic stimulation (rTMS) is an effective treatment for major depression. The longitudinal outcome of…
Transcranial magnetic stimulation in depression [French]
Abstract Among the new therapeutic techniques in psychiatry, transcranial magnetic stimulation (TMS) seems to bring a profit in the treatment of depressions. It uses the…
Effects of different frequencies of transcranial magnetic stimulation (TMS) on the forced swim test model of depression in rats
Abstract BACKGROUND: Repetitive transcranial magnetic stimulation has been demonstrated in humans as well as in animal models to have an antidepressant effect, but the optimal…
Transcranial magnetic stimulation in the treatment of mood disorder: a review and comparison with electroconvulsive therapy
Abstract OBJECTIVE: To review repetitive transcranial magnetic stimulation (rTMS) as a mode of therapy for depression. METHOD: The following aspects of rTMS were reviewed and…
Transcranial magnetic stimulation for depression and other psychiatric disorders
Abstract INTRODUCTION: Repetitive transcranial magnetic stimulation (rTMS) has been proposed as a possible alternative to electroconvulsive therapy for the treatment of selected patients with depression,…