Myasthenia gravis and premature ovarian failure.

abstract：:The purpose of the study was to identify factors that could predict differences among individuals in the time to failure of a submaximal contraction. Twenty subjects (10 men, 25+/-6 years) supported an inertial load equivalent to 20% of the maximal voluntary contraction (MVC) force with the elbow flexor muscles for as...

journal_title：Muscle & nerve

authors： Rudroff T,Christou EA,Poston B,Bojsen-Møller J,Enoka RM

更新日期：2007-05-01 00:00:00

abstract：:We have developed an algorithm, called multi-motor unit action potential analysis (MMA), to aid quantification in routine needle EMG examination. In only 5-8 min, it was possible to extract, analyze, and validate 20 motor unit action potentials (MUAPs). In the biceps muscle of normal subjects, the MUAP measurements ar...

journal_title：Muscle & nerve

authors： Nandedkar SD,Barkhaus PE,Charles A

更新日期：1995-10-01 00:00:00

abstract：INTRODUCTION:In this study we present a reproducible technique to assess motor recovery after nerve injury via neuromuscular junction (NMJ) immunostaining and electrodiagnostic testing. METHODS:Wild-type mice underwent sciatic nerve transection with repair. Hindlimb muscles were collected for microscopy up to 30 weeks...

journal_title：Muscle & nerve

authors： Vannucci B,Santosa KB,Keane AM,Jablonka-Shariff A,Lu CY,Yan Y,MacEwan M,Snyder-Warwick AK

更新日期：2019-11-01 00:00:00

abstract：INTRODUCTION:The main goal of this study was to determine the contribution of the anterior forearm muscles to the compound muscle action potential (CMAP) recorded from the extensor digitorum (ED) after proximal stimulation. METHODS:Twenty-one healthy volunteers and 114 patients with compressive and traumatic radial ne...

journal_title：Muscle & nerve

authors： Khodulev VI,Nechipurenko NI,Shcharbina NY

更新日期：2020-09-01 00:00:00

abstract：:A new combined stain for the simultaneous demonstration of motor nerve terminals and cholinesterase at neuromuscular junctions is described. It employs bromoindoxyl acetate dye-staining for cholinesterase and silver-gold impregnation for nerve terminals. The clarity and reliability of the stain permit quantitative mea...

journal_title：Muscle & nerve

authors： Pestronk A,Drachman DB

更新日期：1978-01-01 00:00:00

abstract：:The protein compositions of subcellular fractions of muscle obtained from 17 Duchenne dystrophy patients, 15 disease controls (10 different primary myopathies, 5 spinal muscular atrophy patients), and 10 normals were examined by polyacrylamide gel electrophoresis. The gels were stained with Coomassie Brilliant Blue an...

journal_title：Muscle & nerve

authors： Niebroj-Dobosz I,Kornguth S,Schutta H,Siegel FL,Hausmanowa-Petrusewicz I

更新日期：1989-04-01 00:00:00

abstract：:Intraoperative electrophysiological monitoring of the spinal cord has traditionally been done by recording somatosensory evoked potentials (SEP). There is a risk that SEPs can be unaltered when significant injury to the anterior spinal cord has occurred. The purpose of this report is to describe a simple technique for...

journal_title：Muscle & nerve

authors： Phillips LH 2nd,Blanco JS,Sussman MD

更新日期：1995-03-01 00:00:00

abstract：:A 62-year-old woman with axonal Guillain-Barré syndrome developed weakness and urinary retention simultaneously. The retention failed to recover for 10 months even after she regained the ability to walk. The patient exhibited no postural hypotension. Videourodynamics showed that the retention was caused not by the bla...

journal_title：Muscle & nerve

authors： Sakakibara R,Uchiyama T,Tamura N,Kuwabara S,Asahina M,Hattori T

更新日期：2007-01-01 00:00:00

abstract：:Measurements were done on the biceps muscles of 6 healthy volunteers to record simultaneously the surface electromyogram (EMG) and vibromyogram (VMG) by means of a piezoelectric device (accelerometer). The VMG is generated by mechanical waves due to the contraction mechanism and often measured as sound. The frequency ...

journal_title：Muscle & nerve

authors： Zwarts MJ,Keidel M

更新日期：1991-08-01 00:00:00

abstract：:Because of their central role in muscle development and maintenance, MEF2 family members represent excellent candidate effectors of the muscle pathology in myotonic dystrophy (DM). We investigated the expression and alternative splicing of all four MEF2 genes in muscle from neuromuscular disorder (NMD) patients, inclu...

journal_title：Muscle & nerve

authors： Bachinski LL,Sirito M,Böhme M,Baggerly KA,Udd B,Krahe R

更新日期：2010-12-01 00:00:00

abstract：:Impaired torque production is a major physical impairment following stroke, and has been studied extensively in isometric conditions. However, functional use of a limb requires torque production during movement, and the effects of velocity on maximal torque production may be abnormally enhanced in the paretic limb. Th...

journal_title：Muscle & nerve

authors： Lum PS,Patten C,Kothari D,Yap R

更新日期：2004-12-01 00:00:00

abstract：:The purpose of the study was to investigate differences in contractile speed, force, and fatigability of the adductor pollicis muscle between 12 patients with multiple sclerosis (MS) and 8 sedentary control subjects matched for age and gender. There were no differences between the patients with MS and control subjects...

journal_title：Muscle & nerve

authors： de Ruiter CJ,Jongen PJ,van der Woude LH,de Haan A

更新日期：2001-09-01 00:00:00

abstract：:This article describes a 37-year-old woman with progressive external ophthalmoplegia, peripheral neuropathy, and chronic intractable diarrhea. Laboratory studies disclosed lactic acidosis, ragged red fibers lacking cytochrome c oxidase, high-normal muscular mitochondrial enzymes, demyelinating neuropathy, leukoencepha...

journal_title：Muscle & nerve

authors： Uncini A,Servidei S,Silvestri G,Manfredi G,Sabatelli M,Di Muzio A,Ricci E,Mirabella M,Di Mauro S,Tonali P

更新日期：1994-06-01 00:00:00

abstract：:In spite of extensive studies it is unclear whether impaired fasting glucose (IFG) or impaired glucose tolerance (IGT), i.e., impaired glucose metabolism (IGM), causes diabetic sensorimotor polyneuropathy (DSPN) or chronic idiopathic axonal polyneuropathy (CIAP); the results and conclusions vary considerably in differ...

journal_title：Muscle & nerve

authors： Dyck PJ,Dyck PJ,Klein CJ,Weigand SD

更新日期：2007-10-01 00:00:00

abstract：:The role of motor innervation and muscle tension in the posthatching maturation of the slow-tonic anterior latissimus dorsi (ALD) muscle of the chicken has been investigated. Modification of the muscle tension was obtained either by maintaining ALD in a shortened state or by stretching, after or without denervation. I...

journal_title：Muscle & nerve

authors： Gardahaut MF,Rouaud TP,Renaud D,Khaskiye A,Le Douarin GH

更新日期：1989-11-01 00:00:00

abstract：:There are several pathogenic mechanisms of peripheral nerve involvement in patients with monoclonal dysglobulinemia. Intranervous proliferation of malignant cells, immunoglobulin, or amyloid deposits in the endoneurial space can only be determined by examination of nerve biopsy specimens. We present clinical, electrop...

journal_title：Muscle & nerve

authors： Vallat JM,Magy L,Richard L,Piaser M,Sindou P,Calvo J,Ghorab K,Cros D

更新日期：2008-07-01 00:00:00

abstract：:To study causes of obturator neuropathy and to correlate them with outcome, we retrospectively studied patients seen at the Mayo Clinic electromyography (EMG) laboratory from 1975 through 1999 with a diagnosis of obturator neuropathy. Twenty-two patients with obturator neuropathy were identified. The clinical outcome ...

journal_title：Muscle & nerve

authors： Sorenson EJ,Chen JJ,Daube JR

更新日期：2002-04-01 00:00:00

abstract：INTRODUCTION:Mesenchymal stem cells (MSCs) can differentiate into various cell types. METHODS:In this study we investigated the potential of human tonsil-derived MSCs (T-MSCs) for neuromuscular regeneration in trembler-J (Tr-J) mice, a model for Charcot-Marie-Tooth disease type 1A (CMT1A). RESULTS:T-MSCs differentiat...

journal_title：Muscle & nerve

authors： Park S,Choi Y,Kwak G,Hong YB,Jung N,Kim J,Choi BO,Jung SC

更新日期：2018-03-01 00:00:00

abstract：:Seven 2-day-old golden retriever pups were given focal intramuscular injections of a first generation adenovirus-dystrophin minigene construct and adenovirus-beta-galactosidase construct as a 2:1 mixture into the left anterior tibial muscle. The spread of transgene expression within the anterior tibial muscle was comp...

journal_title：Muscle & nerve

authors： O'Hara AJ,Howell JM,Taplin RH,Fletcher S,Lloyd F,Kakulas B,Lochmüller H,Karpati G

更新日期：2001-04-01 00:00:00

abstract：INTRODUCTION:We describe the ultrasonographic findings of sciatic nerve endometriosis. METHODS:Two premenopausal women with catamenial sciatica symptoms were examined, the first without a history of endometriosis, the second with previously confirmed endometriosis of the ovary. Ultrasonography, extending from the scia...

journal_title：Muscle & nerve

authors： Arányi Z,Polyák I,Tóth N,Vermes G,Göcsei Z

更新日期：2016-09-01 00:00:00

abstract：:Masseter (MR) and blink reflexes (BL) were investigated in 51 patients with internuclear ophthalmoplegia (INO) due to multiple sclerosis (28) and lacunar infarction (23). The MR was abnormal in 20 of 23 cases with bilateral INO and in 21 of 28 with unilateral INO. The R1 component of the BL (BL-R1) was abnormal in 7 o...

journal_title：Muscle & nerve

authors： Hopf HC,Thömke F,Gutmann L

更新日期：1991-04-01 00:00:00

abstract：:A case study of a 50-year-old man who awakened from aortobifemoral bypass graft surgery with painful burning and numbness of the left foot is reported. Angiography showed embolic occlusion of the left popliteal artery proximal to the knee. Nerve conduction studies performed 1 year after occlusion showed loss or severe...

journal_title：Muscle & nerve

authors： Levin KH

更新日期：1989-10-01 00:00:00

abstract：:Neuroinflammation is a characteristic of pathologically affected tissue in several neurodegenerative disorders. These changes can be observed in the brainstem and spinal cord of amyotrophic lateral sclerosis (ALS) cases and in mouse models of the disease. They include an accumulation of large numbers of activated micr...

journal_title：Muscle & nerve

authors： McGeer PL,McGeer EG

更新日期：2002-10-01 00:00:00

abstract：:The objective of this study was to examine the contribution of lower motor neuron (LMN) and upper motor neuron (UMN) dysfunction to weakness and impaired motor control in 27 patients with amyotrophic lateral sclerosis (ALS). Isometric strength was measured by dorsiflexor maximum voluntary contraction force (MVC). LMN ...

journal_title：Muscle & nerve

authors： Kent-Braun JA,Walker CH,Weiner MW,Miller RG

更新日期：1998-06-01 00:00:00

abstract：INTRODUCTION:Tarsal tunnel syndrome (TTS) arises from tibial nerve damage under the flexor retinaculum of the fibro-osseus tunnel at the medial malleolus. It is notoriously difficult to diagnose, as many other foot pathologies result in a similar clinical picture. We examined the additional value of nerve ultrasound in...

journal_title：Muscle & nerve

authors： Samarawickrama D,Therimadasamy AK,Chan YC,Vijayan J,Wilder-Smith EP

更新日期：2016-06-01 00:00:00

abstract：:The diagnosis of chronic inflammatory demyelinating polyneuropathy (CIDP) relies primarily on clinical and electrophysiologic examination, but the nerve biopsy findings may be supportive, especially in atypical cases. In order to define the usefulness of nerve biopsy in this disease, we retrospectively studied 44 cons...

journal_title：Muscle & nerve

authors： Vallat JM,Tabaraud F,Magy L,Torny F,Bernet-Bernady P,Macian F,Couratier P

更新日期：2003-04-01 00:00:00

abstract：:Although the effect of low temperature on the peripheral nervous system has been systematically studied, the effect of high temperature has not. We investigated the effect of elevating limb temperature from 32 degrees C to 42 degrees C by performing sequential motor studies, antidromic sensory studies, and 3-Hz repeti...

journal_title：Muscle & nerve

authors： Rutkove SB,Kothari MJ,Shefner JM

更新日期：1997-04-01 00:00:00

abstract：INTRODUCTION:Changes in subsynovial connective tissue (SSCT) in carpal tunnel syndrome (CTS) patients may result in altered dynamics; consequently, quantification of these dynamics might support objective diagnosis of CTS. METHODS:We measured and compared longitudinal excursion of the flexor digitorum superficialis an...

journal_title：Muscle & nerve

authors： Korstanje JW,Scheltens-De Boer M,Blok JH,Amadio PC,Hovius SE,Stam HJ,Selles RW

更新日期：2012-05-01 00:00:00

abstract：:Macroelectromyography is used to study the electrical activity of the entire motor unit. The amplitude of the motor unit action potential (MUP), recorded from a bared cannula, is dependent on the number and size of muscle fibers in the motor unit. In most situations of reinnervation the local fiber density (FD) as rec...

journal_title：Muscle & nerve

authors： Stålberg E

更新日期：1982-01-01 00:00:00

abstract：INTRODUCTION:Hand-held dynamometry (HHD) is commonly used to measure ankle plantarflexion strength but has variable reliability measuring higher forces. Fixed HHD is suggested to improve reliability. We, therefore, compared the reliability, consistency, and accuracy of measuring plantarflexion strength. METHODS:Planta...

journal_title：Muscle & nerve

authors： Davis PR,McKay MJ,Baldwin JN,Burns J,Pareyson D,Rose KJ

更新日期：2017-11-01 00:00:00