Results 31 to 40 of about 1,473 (182)

Neuroactive substances specifically modulate rhythmic body contractions in the nerveless metazoon Tethya wilhelma (Demospongiae, Porifera)

open access: yesFrontiers in Zoology, 2006
Background Sponges (Porifera) are nerve- and muscleless metazoa, but display coordinated motor reactions. Therefore, they represent a valuable phylum to investigate coordination systems, which evolved in a hypothetical Urmetazoon prior to the central ...
Nickel Michael, Ellwanger Kornelia
doaj   +1 more source

Pharmacotherapy of schizophrenia [PDF]

open access: yesIranian Journal of Psychiatry, 2006
Traditionally, schizophrenia was considered to be a severe psychiatric disorder, with a chronic course and an unfavorable outcome. Throughout history, there has been incidence of schizophrenia, roughly one percent of the population, consistently, in ...
Shahin Akhondzadeh, Khosro Afkham
doaj   +2 more sources

Efficacy of Urine Asymmetric Dimethylarginine Concentration to Predict Azotemia in Hyperthyroid Cats After Radio‐Iodine Treatment

open access: yesJournal of Veterinary Internal Medicine, Volume 39, Issue 3, May/June 2025.
ABSTRACT Background Hyperthyroidism can mask concurrent chronic kidney disease in cats, and no accurate biomarkers are available to predict which cats will develop renal azotemia after radioiodine (131I) treatment. Hypothesis/Objectives To evaluate the potential of serum and urinary metabolites and metabolite ratios to predict post‐131I renal azotemia ...
Ellen Vanden Broecke   +4 more
wiley   +1 more source

Youth violence: An update [PDF]

open access: yesMedUNAB, 2004
In this article we try to summarize the principal concepts around the biological and psychological contributions that explain the juvenile violence.
John Leonardo Díaz Galvis   +3 more
doaj  

Post-traumatic Stress Symptoms and Serotonin Transporter (5-HTTLPR) Polymorphism in Breast Cancer Patients

open access: yesFrontiers in Psychiatry, 2021
Introduction: Post-traumatic Symptoms (PTSS) and Post-traumatic Stress Disorder (PTSD) have been reported to affect a quite significant proportion of cancer patients.
Luigi Zerbinati   +16 more
doaj   +1 more source

Opinion and report of the French Agency for Food, Environmental and Occupational Health & Safety (ANSES) relating to an analysis of the health risks associated with exposure to caterpillars with stinging hairs and the development of management recommendations

open access: yesFood Risk Assess Europe, Volume 3, Issue 2, April 2025.
Abstract Several species of Lepidoptera with caterpillars bearing urticating hairs are increasing their range in metropolitan France from year to year, such as the pine processionary (Thaumetopoea pityocampa Denis et Schiffermüller 1775) whose presence was historically limited to the south of France, and which is gradually being observed in the north ...
Nicolas Desneux   +105 more
wiley   +1 more source

Serotonin and the heart

open access: yesAnnals of Medicine, 2000
Serotonin is a naturally occurring vasoactive substance that has diverse cardiophysiological effects. These effects can be explained by the existence of serotonin receptor subtypes which mediate different biological actions. The vasoconstrictive actions of serotonin are mediated by 5-HT2 serotonergic receptors, and serotonin also amplifies the release ...
W H, Frishman, P, Grewall
openaire   +2 more sources

Management of serotonin syndrome (toxicity)

open access: yesBritish Journal of Clinical Pharmacology, Volume 91, Issue 3, Page 654-661, March 2025.
Serotonin syndrome (toxicity), resulting from an excessive accumulation of serotonin in the central nervous system, it can occur due to various factors such as the initiation of medication, overdose or drug interactions. Diagnosing serotonin toxicity presents challenges as there are no definitive criteria.
Angela L. Chiew, Geoffrey K. Isbister
wiley   +1 more source

Severe Brief Resolved Unexplained Event in a Newborn Infant in Association with Maternal Sertralin Treatment during Pregnancy

open access: yesMedicines, 2018
Background: Selective serotonin reuptake inhibitors are a very common choice of antidepressive drug-therapy during pregnancy. In up to 30% of cases, they have been found to cause neonatal abstinence syndrome in newborn infants.
Mirjam Pocivalnik   +3 more
doaj   +1 more source

Identification of potentially causative drugs associated with hypotension: A scoping review

open access: yesArchiv der Pharmazie, Volume 358, Issue 1, January 2025.
Antihypertensives are just the tip of the iceberg of drugs that cause hypotension. This scoping review examines antihypertensive and nonantihypertensive drugs associated with hypotension, analysing 97 studies from 2013 to 2023. It examines the frequency of reporting and corresponding levels of evidence and evaluates the results taking into account ...
Nurunnisa Sari   +2 more
wiley   +1 more source

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