Results 51 to 60 of about 3,248 (213)

Resilience and Brain Changes in Long‐Term Ayahuasca Users: Insights From Psychometric and fMRI Pattern Recognition

open access: yesJournal of Magnetic Resonance Imaging, Volume 62, Issue 6, Page 1782-1790, December 2025.
ABSTRACT Background Ayahuasca is an Amazonian psychedelic brew that contains dimethyltryptamine (DMT) and beta carbolines. Prolonged use has shown changes in cognitive‐behavioral tasks, and in humans, there is evidence of changes in cortical thickness and an increase in neuroplasticity factors that could lead to modifications in functional neural ...
Lucas Rego Ramos   +2 more
wiley   +1 more source

Minocycline Mitigation of Tremor Syndrome and Defect of Cognitive and Balance Induced by Harmaline

open access: yesBasic and Clinical Neuroscience, 2021
Introduction: Minocycline has anti-inflammatory, anti-apoptotic, and anti-oxidant effects. Preclinical data suggest that minocycline could be beneficial for treating common neurological disorders, including Parkinson disease and multiple sclerosis ...
Marzieh Maneshian   +5 more
doaj  

Higher blood harmane (1-methyl-9H-pyrido[3,4-b]indole) concentrations correlate with lower olfactory scores in essential tremor [PDF]

open access: yes, 2008
Harmane (1-methyl-9H-pyrido[3,4-b]indole), a neurotoxin, may be an environmental risk factor for essential tremor (ET). Harmane and related chemicals are toxic to the cerebellum.
Factor-Litvak, Pam   +5 more
core   +2 more sources

A Fast and Reliable UHPLC–MS/MS-Based Method for Screening Selected Pharmacologically Significant Natural Plant Indole Alkaloids

open access: yesMolecules, 2020
Many substances of secondary plant metabolism have often attracted the attention of scientists and the public because they have certain beneficial effects on human health, although the reason for their biosynthesis in the plant remains unclear.
Danuše Tarkowská
doaj   +1 more source

Semiochemical applications for managing the grey field slug (Deroceras reticulatum Müller), a major pest of arable crops

open access: yesPest Management Science, Volume 81, Issue 11, Page 7288-7301, November 2025.
Trends in semiochemical research highlight promising attractants and repellents for ‘push–pull’ pest control strategies of the grey field slug. Extracts from plants, predators, entomopathogenic fungi, and essential oils demonstrate potential in modifying grey field slug behaviour, inducing avoidance, antifeeding responses, or mortality, offering ...
Suleiman Mustapha   +5 more
wiley   +1 more source

Tremorgenesis: a new conceptual scheme using reciprocally innervated circuit of neurons [PDF]

open access: yes, 2008
Neural circuits controlling fast movements are inherently unsteady as a result of their reciprocal innervation. This instability is enhanced by increased membrane excitability.
Mario Manto   +21 more
core   +2 more sources

Akkermansia Muciniphila Alleviates Severe Acute Pancreatitis via Amuc1409‐Ube2k‐Foxp3 Axis in Regulatory T Cells

open access: yesAdvanced Science, Volume 12, Issue 30, August 14, 2025.
Akkermansia depletion correlates with acute pancreatitis (AP) severity. A. muciniphila and its protein Amuc_1409 mitigate pancreatic/systemic inflammation by expanding Tregs and IL‐10. Mechanistically, Amuc_1409 binds Ube2k, inhibiting Foxp3 ubiquitination to stabilize Treg differentiation and IL‐10 production, countering SAP‐induced SIRS/CARS ...
Jinyan Xie   +9 more
wiley   +1 more source

An Efficient, Mild and Solvent-Free Synthesis of Benzene Ring Acylated Harmalines

open access: yesMolecules, 2009
A facile synthesis of a series of benzene ring acylated analogues of harmaline has been achieved by Friedel-Crafts acylation under solvent-free conditions at room temperature using acyl halides/acid anhydrides and AlCl3.
Sabira Begum   +3 more
doaj   +1 more source

Anti‐inflammatory and bactericidal effect of keratin/harmaline/ginkgo biloba electrospun nano fibres as band aid

open access: yesMicro & Nano Letters, 2022
This study represents the extraction of keratin from hedgehogs spines doped with Harmaline and Ginkgo Biloba, and electrospun on the surface of cotton fabric (animal rights laws were performed). The field emission scanning electron microscopy (FESEM) was
Matine Monavari   +2 more
doaj   +1 more source

Modulation of the glutamate-evoked release of arachidonic acid from mouse cortical neurons: involvement of a pH-sensitive membrane phospholipase A2 [PDF]

open access: yes, 1995
Excitatory synaptic transmission is associated with changes in both extracellular and intracellular pH. Using mouse cortical neurons in primary cultures, we studied the sensitivity of glutamate-evoked release of 3H-arachidonic acid (3H-AA) to changes in ...
Magistretti, P. J.   +2 more
core   +1 more source

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