Browse Items · NEOMED Bibliography Database

Human gallbladder mucosa ultrastructure: evidence of intraepithelial nerve structures.

The zinc iodide-osmium tetroxide (ZIO) fixative-staining method was used along with topographical ultrastructure to investigate cholecystectomized human gallbladders under light and electron microscopic techniques. This method delineated neuronal…

Tags: 1989, Electron/methods, Epithelial Cells, Epithelium/ultrastructure, Gallbladder/cytology/innervation/*ultrastructure, Gilloteaux J, Humans, Kelly T R, Mast Cells/ultrastructure, Microscopy, Mucous Membrane/cytology/ultrastructure, Nerve Endings/ultrastructure, Osmium Tetroxide, Pomerants B, Staining and Labeling/methods, The American journal of anatomy, Zinc

Endocardial surface and atrial morphological changes during development and aging.

Light, scanning, and transmission electron microscopic observations related to morphological changes of the right atrium as well as the atrial endocardium during development (15th embryonic day and 1 day old) and aging (560 days old) in the Syrian…

Tags: *Aging, 1989, Animals, Cricetinae, Electron, Embryonic and Fetal Development, Endocardium/embryology/growth & development/*ultrastructure, Endothelium/ultrastructure, Female, Gilloteaux J, Heart Atria/embryology/growth & development/*ultrastructure, Linz D, Male, Mesocricetus, Microscopy, Microvilli/ultrastructure, Pregnancy, Scanning, The American journal of anatomy

Immunohistochemical localization of substance P, somatostatin, enkephalin, and serotonin in the spinal cord of the northern leopard frog, Rana pipiens.

Using the indirect antibody peroxidase-antiperoxidase method of Sternberger, we localized substance P (SP), somatostatin (SOM), enkephalin (ENK), and serotonin (5HT, 5-hydroxytryptamine) in the spinal cord of Rana pipiens. This is the first study to…

Tags: 1988, Adli D S, Animals, Cruce W L, Enkephalins/analysis, Ho R H, Immunoenzyme Techniques, Male, Neuropeptides/*analysis, Rana pipiens/anatomy & histology/*metabolism, Rosenthal B M, Serotonin/analysis, Somatostatin/analysis, Spinal Cord/*analysis, Substance P/analysis, The Journal of comparative neurology, Yuen G L

Interaction of nerve growth factor with murine alpha-macroglobulin.

The murine nerve growth factor, when injected i.v. or, combined in vitro with plasma, was found largely associated with the mouse alpha-macroglobulin (a homologue of human alpha 2-macroglobulin). The nerve growth factor-alpha-macroglobulin complex…

Tags: 1989, alpha-Macroglobulins/*metabolism, Animals, Cells, Chick Embryo, Cultured, Ganglia, Journal of neuroscience research, Koo P H, Methylamines/pharmacology, Mice, Nerve Growth Factors/*metabolism, Spinal/*cytology/drug effects, Stach R W, Trypsin/pharmacology, Zinc/pharmacology

Role of prostaglandins in blood-induced vasoconstriction of canine cerebral arteries.

We tested the hypothesis that the vasoconstriction produced by the application of blood to the adventitial surfaces of the vessels of an isolated perfused canine circle of Willis preparation was mediated by products of prostaglandin metabolism. In…

Impaired reception of nonverbal cues in women with premenstrual tension syndrome.

The ability to perceive nonverbal facial cues was tested in 30 White, middle-class females. Pre- and post-menses responses of 15 subjects diagnosed as having Premenstrual Tension Syndrome (PMS) were compared to the responses of age-matched controls.…

Tags: *Facial Expression, 1988, Adult, Bates L, Cues, Female, Gambling, Giannini A J, Humans, Martin D M, Menstrual Cycle, Premenstrual Syndrome/*psychology, Sorger L G, The Journal of psychology, Videotape Recording

Brain reactive antibodies and the blood-brain barrier: observations in aging rodents and the effects of peripheral kainic acid.

This study was initiated to confirm the existence of brain-reactive autoantibodies and to determine if such antibodies have higher affinity for brain regions especially affected in Alzheimer's disease. Serum collected from 90, 300, and 600 day old…

Tags: 1987, Aging/*immunology/physiology, Albrecht J W, Animals, Autoantibodies/blood/*physiology, Blood-Brain Barrier/*drug effects, Boja J W, Brain/*immunology/physiology, Experimental aging research, Hippocampus/immunology/physiology, Hutton J T, Inbred C57BL, Inbred Strains, Kainic Acid/*pharmacology, Kulmala H K, Male, Mice, Rats

Mild acidic pH inhibition of the major pathway of herpes simplex virus entry into HEp-2 cells.

Penetration of the KOS strain of herpes simplex virus type 1 (HSV-1) and the MS and 333 strains of herpes simplex virus type 2 (HSV-2) into HEp-2 cells at pH 6.3 was at least 100-fold less efficient than at pH 7.4. Penetration of two low passage…

Oxygen consumption after massive sympathetic nervous system discharge.

We evaluated the possibility that massive, sympathetic nervous system (SNS) activation [as may precede the development of neurogenic pulmonary edema (NPE)] increases O2 demand. O2 consumption (VO2) and plasma concentrations of the calorigenic agents,…

Effect of pathological blood histamine levels on canine coronary vascular permeability.

We evaluated the effect of systemically administered histamine on coronary vascular permeability (CVP) of pentobarbital-anesthetized, open-chest dogs with and without beta-receptor blockade. We determined changes in CVP by comparing prenodal cardiac…

Tags: *Capillary Permeability, *Coronary Circulation, 1988, Animals, Blood Proteins/analysis, Dogs, Female, Hemodynamics, Histamine/*blood, Lymph/analysis, Male, Maron M B, Microcirculation, Pilati C F, The American journal of physiology

Calculation of the reflection coefficient from measurements of endogenous vascular indicators.

The solvent drag reflection coefficient (sigma) for total proteins can be estimated by comparing the relative degrees of concentration of erythrocytes and plasma proteins that occur during fluid filtration in an isolated perfused organ. In this…

Tags: 1988, Animals, Blood Proteins/*analysis, Blood Volume, Capillary Permeability, Filtration, Humans, Journal of applied physiology (Bethesda, Md. : 1985), Maron M B, Mathematics, Methods, Models, Pilati C F, Theoretical

Effect of papaverine on pulmonary vascular permeability to proteins.

Previous studies have suggested that papaverine, a drug commonly used in studies of transvascular fluid and solute exchange to eliminate confounding effects of changes in vascular tone, may itself increase vascular permeability. In this study, we…

Tags: 1988, Animals, Blood Proteins/*metabolism, Capillary Permeability/*drug effects, Dogs, Female, In Vitro Techniques, Journal of applied physiology (Bethesda, Md. : 1985), Male, Maron M B, Osmosis, Papaverine/blood/*pharmacology, Pilati C F, Pulmonary Circulation/*drug effects, Serotonin/pharmacology, Vasodilation/drug effects, Water-Electrolyte Balance/drug effects

Effect of elevated vascular pressure transients on protein permeability in the lung.

Neurogenic pulmonary edema (NPE) may develop in individuals with head trauma or seizures and is generally thought to have a hydrostatic basis in the severe degree of pulmonary hypertension that occurs. Recently, it has been suggested that vascular…

Tags: *Blood Pressure, 1989, Animals, Blood Proteins/*metabolism, Dogs, Female, Hypertension/physiopathology, In Vitro Techniques, Journal of applied physiology (Bethesda, Md. : 1985), Lung/metabolism/*physiopathology, Male, Maron M B, Pulmonary Edema/*etiology/metabolism/physiopathology

Hickman catheter dislodgement due to pendulous breasts.

Dislodgement of Hickman, Broviac, and Mediport catheters is a rare but recognized complication. To date, no specific etiology for this has been cited. We present five cases of dislodgement due to positional changes in large-breasted women and one man…

Tags: *Catheterization, 1987, Adult, Aged, Breast/*anatomy & histology, Central Venous, Female, Gynecomastia/complications, Horattas M C, Humans, JPEN. Journal of parenteral and enteral nutrition, Kaufman K, Male, Middle Aged, Moorman D W, Ruf W, Wright D

Obesity- and sex-related alterations in growth hormone messenger RNA levels.

The secretion of growth hormone (GH) is abnormal in genetically obese Zucker rats. Measurements of pulsatile GH release and circulating GH levels in lean (Fa/?) and obese (fa/fa) rats have shown that both are reduced in the latter. We have studied…

Tags: 1989, Ahmad I, Animals, Carrillo A J, DNA Probes, Female, Finkelstein J A, Male, Messenger/metabolism, Molecular and cellular endocrinology, Nucleic Acid Hybridization, Obesity/*genetics/metabolism, Prolactin/genetics, Rats, RNA, Sex Characteristics, Somatomedins/*genetics, Steggles A W, Zucker

Evaluation of venous distension device: phase II: cannulation of nonemergent patients.

A device designed to augment venous filling by applying a vacuum to the arm during tourniquet application was evaluated in adult patients considered to have difficult peripheral venous access and in need of nonemergent venipuncture or intravenous…

Tags: 1988, Adolescent, Adult, Amsterdam J T, Catheterization, Evaluation Studies as Topic, Hedges J R, Humans, Middle Aged, Obesity/physiopathology, Peripheral/instrumentation/*methods, Punctures/*methods, Schwytzer D J, The American journal of emergency medicine, Tourniquets, Weinshenker E

Intramedullary fixation of unstable distal radius fractures. A method of fixation allowing early motion.

During a four-year period, we have treated unstable fractures of the distal radius with closed anatomic reduction and insertion of a Rush intramedullary rod through a small dorsoradial wrist incision, followed by early controlled range of motion. In…

Induction of LTP in rat primary visual cortex: tetanus parameters.

Long-term potentiation (LTP), intensively studied in the hippocampus as a possible mnemonic device, has begun to be studied in the neocortex. In this study the effects of varying tetanic stimulus parameters on LTP of field potentials recorded from…

Tags: 1989, Animals, Berry R L, Brain research, Electric Stimulation, Female, Han T Z, In Vitro Techniques, Male, Rats, Reaction Time/physiology, Teyler T J, Visual Cortex/*physiology

Management of gallstone pancreatitis during pregnancy and the postpartum period.

In a 22 year study, 21 women had acute pancreatitis develop during pregnancy (11 women) or within six weeks post partum (ten women). Gallstones were the cause of the pancreatitis in all. Operation during the acute attack of pancreatitis was required…

Tags: 1989, Acute Disease, Block P, Cholecystectomy, Cholelithiasis/complications/*surgery, Female, Humans, Kelly T R, Pancreatitis/etiology/*surgery, Pregnancy, Pregnancy Complications/*surgery, Pregnancy Trimester, Puerperal Disorders/*surgery, Second, Surgery, gynecology & obstetrics

Behavioral effects of N-ethyl-3,4-methylenedioxyamphetamine (MDE; "EVE").

Eight male rats were trained to discriminate 2.0 mg/kg

Tags: 1987, 3, 4-methylenedioxyamphetamine, 4-Methylenedioxyamphetamine/analogs & derivatives/*pharmacology, Amphetamines/*pharmacology, Animals, Boja J W, Discrimination (Psychology), Dose-Response Relationship, Drug, Inbred Strains, Legislation, Male, N-Methyl-3, Pharmacology, biochemistry, and behavior, Rats, Schechter M D, Time Factors, United States

Norfenfluramine, the fenfluramine metabolite, provides stimulus control: evidence for serotonergic mediation.

Nine male rats were trained to discriminate 1.4 mg/kg norfenfluramine (NF) from its vehicle using a two-lever, food-motivated, operant discrimination task. Once trained, the rats showed a dose-dependent decrease in responding on the

Tags: 1988, Animal/*drug effects, Animals, Behavior, Boja J W, Discrimination (Psychology)/*drug effects, Dose-Response Relationship, Drug, Fenfluramine/*analogs & derivatives/*pharmacology, Inbred Strains, Male, Norfenfluramine/*pharmacology, Pharmacology, biochemistry, and behavior, Rats, Receptors, Schechter M D, Serotonin/pharmacology, Serotonin/physiology, Time Factors

Correlates of screening mammography in a family practice setting.

The medical records of 243 asymptomatic women aged 50 years or older were reviewed at a community-based family practice center to determine the proportion who had been referred for a screening mammogram and to identify correlates of mammography…

Tags: *Family Practice, *Mammography, *Referral and Consultation, 1988, Aged, Bourguet C C, Breast Neoplasms/diagnostic imaging, Female, Gilchrist V J, Humans, Kandula M, Middle Aged, Retrospective Studies, Risk Factors, The Journal of family practice

Unintentional injuries. Risk factors in preschool children.

Successful strategies for preventing childhood injuries require better understanding of injury epidemiology. A case-control study was designed to identify risk factors for injury among preschool patients of a university-affiliated, community-based…

A comparison of awake and sleeping cortical states by analysis of the somatosensory-evoked response of postcentral area 1 in rhesus monkey.

The response of primary somatosensory cortex (SI) to cutaneous stimulation of the hand was studied in one unanesthetized monkey to examine more closely the previously reported dependence of a behaviorally relevant late component of the evoked…

Tags: 1988, Animals, Arousal, Cauller L J, Cerebral Cortex/*physiology, Electroencephalography, Evoked Potentials, Experimental brain research, Kulics A T, Macaca mulatta, Sleep/*physiology, Somatosensory, Wakefulness/*physiology

The antinociceptive effects of 3,4-methylenedioxymethamphetamine (MDMA) in the rat.

The antinociceptive effects of MDMA and morphine were examined in rats using the tail-flick and hot-plate analgesiometric tests. MDMA, in the dose range of 1.5-6.0 mg/kg IP, produced a dose-dependent elevation in hot-plate latency, but did not…

Spinal beta-endorphin analgesia involves an interaction with local monoaminergic systems.

beta-Endorphin administered intrathecally (i.t.) in rats produced a dose-dependent elevation in tail-flick latency. Naltrexone administered i.t. as a pretreatment reversed the spinal antinociceptive action of beta-endorphin, suggesting that the…

The complete nucleotide sequence of bovine liver cytochrome b5 mRNA.

Tags: 1989, Amino Acid Sequence, Animals, Base Sequence, Cattle, Cristiano R J, Cytochrome b Group/*genetics/isolation & purification, Cytochromes b5, Liver/*enzymology, Messenger/*isolation & purification, Molecular Sequence Data, Nucleic acids research, RNA, Steggles A W

Isolation and characterization of cDNA clones for human, bovine and rabbit liver cytochrome b5 mRNA's.

Evolution of the reticular formation.

The reticular formation of mammals contains numerous nuclei which can be recognized by their projection patterns, cytoarchitectonics, and neuropeptide/neurotransmitter content. We have identified reticular nuclei in representatives from numerous…

Tags: 1988, Acta biologica Hungarica, Animals, Biological Evolution, Cruce W L, Fishes, Mammals, Newman D B, Phylogeny, Reptiles, Reticular Formation/*physiology, Stuesse S L

The nucleotide sequence of rabbit liver cytochrome b5 mRNA.

Using a synthetic 26 base pair (bp) oligonucleotide, we have screened a rabbit liver cDNA library in lambda gt11 and isolated a 1000 bp DNA clone corresponding to cytochrome b5 mRNA. The clone contains the complete coding region and long 5' and 3'…

Tags: 1988, Amino Acid Sequence, Animals, Base Sequence, Chromosome Deletion, Cloning, Cytochrome b Group/*genetics, Cytochromes b5, Dariush N, Fisher C W, Genes, Liver/*metabolism, Messenger/*genetics, Molecular, Molecular Sequence Data, Protein sequences & data analysis, Rabbits, RNA, Steggles A W

Gastric epithelial polyps. A 10-year study.

We have reviewed the 10-year experience of a community teaching hospital with gastric epithelial polyps and have analyzed 121 polyps removed from 35 patients. Hyperplastic polyps constituted nearly 75% of the polyps examined; fundic gland polyps…

Tags: 1989, 80 and over, Adult, Aged, Deppisch L M, Female, Humans, Journal of clinical gastroenterology, Male, Middle Aged, Polyps/*pathology/surgery, Retrospective Studies, Rona V T, Sex Factors, Stomach Neoplasms/*pathology/surgery

Immunocytochemical analysis of somatostatin in the hypothalamus of obese and non-obese Zucker rats.

Levels of growth hormone (GH) are reduced in the genetically obese Zucker rat, fa/fa, in comparison to lean littermates. In normal rats, GH release is regulated by stimulatory and inhibitory factors of hypothalamic origin. The present experiment…

Tags: 1988, Animals, Brain research, DonCarlos L L, Finkelstein J A, Ho R H, Hypothalamus/*cytology/pathology, Immunoenzyme Techniques, Obesity/*metabolism, Rats, Somatostatin/*analysis/immunology, Species Specificity, Zucker

An improved and rapid HPLC-EC method for the isocratic separation of amino acid neurotransmitters from brain tissue and microdialysis perfusates.

An improved, HPLC with electrochemical detection method for the isocratic separation and determination of amino acids from post-mortem brain tissue and from microdialysates of awake-behaving animals is described. Optimal conditions that maximize…

Tags: *Brain Chemistry, 1988, Amino Acids/*analysis, Animals, Chromatography, Corpus Striatum/analysis, Dialysis, Donzanti B A, Electrochemistry, High Pressure Liquid/*methods, Inbred Strains, Life sciences, Male, Neurotransmitter Agents/*analysis, Rats, Yamamoto B K

A rapid and simple HPLC microassay for biogenic amines in discrete brain regions.

A rapid microassay is described for the measurement of biogenic amines using an isocratic HPLC system with electrochemical detection. Catecholamines, indoleamines and their major metabolites were extracted with 150 microliters of perchloric acid from…

Tags: *Brain Chemistry, 1988, Animals, Biogenic Amines/*analysis, Chromatography, Corpus Striatum/analysis, Donzanti B A, High Pressure Liquid/methods, Inbred Strains, Indicators and Reagents, Male, Nucleus Accumbens/analysis, Organ Specificity, Pharmacology, biochemistry, and behavior, Rats, Reference Values, Yamamoto B K

The re-expression of two myosin heavy chains in regenerated rat muscle spindles.

The vascular supply and tendons of the extensor digitorum longus (EDL) muscles of two adult rats were unilaterally severed and the muscles were allowed to regenerate for 40 days. Serial frozen sections of muscle grafts were cut and stained for…

Tags: *Gene Expression Regulation, *Regeneration, 1989, Afferent/*physiology, Animals, Fei C, Female, Immunohistochemistry, Inbred F344, Muscle Denervation, Muscles/innervation/*metabolism, Myosins/*metabolism, Neurons, Neuroscience letters, Rats, Walro J M

Acute urinary retention.

Acute urinary retention is a common emergency genitourinary symptom. The etiology of acute retention includes obstructive, neurogenic, pharmacologic, and psychogenic causes. The emergency management of acute urinary retention is bladder…

Tags: 1988, Emergencies, Emergency medicine clinics of North America, Female, Fontanarosa P B, Humans, Male, Physical Examination, Roush W R, Urinary Bladder, Urinary Catheterization, Urination, Urination Disorders/diagnosis/*etiology/physiopathology/therapy

Adult epiglottitis.

Adult epiglottitis (or "supraglottitis") is an uncommon but increasingly recognized entity. Though prior studies emphasized the fulminant nature of the disease, recent evidence suggests that epiglottitis in adults may follow a relatively less severe…

Tags: *Epiglottitis/diagnosis/therapy, *Laryngitis/diagnosis/therapy, 1989, Adolescent, Adult, Aged, Department of Emergency Medicine, Female, Fontanarosa P B, Goldman G E, Haemophilus Infections/diagnosis/therapy, Haemophilus influenzae, Humans, Male, Middle Aged, NEOMED College of Medicine, Polsky S S, The Journal of emergency medicine

Tags: 1988, Animals, Aspartame/*toxicity, Dipeptides/*toxicity, Electric Stimulation, Electrophysiology, Female, Fountain S B, Fundamental and applied toxicology : official journal of the Society of Toxicology, Hennes S K, Hippocampus/*drug effects/physiopathology, Neuronal Plasticity/*drug effects, Neurons/drug effects, Rats, Teyler T J, Time Factors

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