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LSD: all studies

Page 45 of 282: studies 441 to 450 of 2,815, newest first. Back to the LSD overview

Research

Acute Effects of Lysergic Acid Diethylamide on Circulating Steroid Levels in Healthy Subjects

Journal of Neuroendocrinology February 6, 2016 Petra Strajhar, Yasmin Schmid, Evangelia Liakoni et al. 129 citations

Lysergic acid diethylamide (LSD) is a serotonin 5‐hydroxytryptamine‐2A (5‐HT 2A ) receptor agonist that is used recreationally worldwide. Interest in LSD research in humans waned after the 1970s, although the use of LSD in psychiatric research and practice has recently gained increasing attention. LSD produces pronounced acute psychedelic effects, although its influence on plasma steroid levels...

The paradoxical psychological effects of lysergic acid diethylamide (LSD)

Psychological Medicine February 5, 2016 Robin Carhart-Harris, Mendel Kaelen, Mark Bolstridge et al. 301 citations

Background Lysergic acid diethylamide (LSD) is a potent serotonergic hallucinogen or psychedelic that modulates consciousness in a marked and novel way. This study sought to examine the acute and mid-term psychological effects of LSD in a controlled study. Method A total of 20 healthy volunteers participated in this within-subjects study. Participants received LSD (75 µ g, intravenously) on one...

Effects of LSD on grooming behavior in serotonin transporter heterozygous (Sert⁺/⁻) mice.

Behavioural Brain Research 2016 Evan J. Kyzar, Adam Michael Stewart, Allan V. Kalueff

Serotonin (5-HT) plays a crucial role in the brain, modulating mood, cognition and reward. The serotonin transporter (SERT) is responsible for the reuptake of 5-HT from the synaptic cleft and regulates serotonin signaling in the brain. In humans, SERT genetic variance is linked to the pathogenesis of various psychiatric disorders, including anxiety, autism spectrum disorders (ASD) and...

Decreased mental time travel to the past correlates with default-mode network disintegration under lysergic acid diethylamide

Journal of Psychopharmacology 2016 Jana Speth, Clemens Speth, Mendel Kaelen et al. 119 citations

This paper reports on the effects of LSD on mental time travel during spontaneous mentation. Twenty healthy volunteers participated in a placebo-controlled crossover study, incorporating intravenous administration of LSD (75 μg) and placebo (saline) prior to functional magnetic resonance imaging (fMRI). Six independent, blind judges analysed mentation reports acquired during structured...

DOI: 10.1177/0269881116628430 (opens in new tab) Full text (opens in new tab) Mental health Cognitive health Emotional well-being Brain research +14

Jesus on LSD

Boom December 1, 2015 Jason S. Sexton

The California spirit of innovation and transmogrification showed itself when Alex Grey’s “Purple Jesus” oil-on-wood painting made its way to San Francisco. It was purchased by a shrewd collector, Mark McCloud, who turned the image into what became Purple Jesus Blotter in the early 1990s. Through a complicated history and even more complicated philosophy of psychedelia, the lasting significance...

Return of the lysergamides. Part I: Analytical and behavioural characterization of 1‐propionyl‐d‐lysergic acid diethylamide (1P‐LSD)

Drug Testing and Analysis October 12, 2015 Simon D. Brandt, Pierce V. Kavanagh, Folker Westphal et al. 79 citations

1‐Propionyl‐ d ‐lysergic acid diethylamide hemitartrate (1P‐LSD) has become available as a ‘research chemical’ in the form of blotters and powdered material. This non‐controlled derivative of d ‐lysergic acid diethylamide (LSD) has previously not been described in the published literature despite being closely related to 1‐acetyl‐LSD (ALD‐52), which was developed in the 1950s. This study...

LSD enhances the emotional response to music.

Psychopharmacology October 2015 Mendel Kaelen, Frederick S. Barrett, Leor Roseman et al.

There is renewed interest in the therapeutic potential of psychedelic drugs such as lysergic acid diethylamide (LSD). LSD was used extensively in the 1950s and 1960s as an adjunct in psychotherapy, reportedly enhancing emotionality. Music is an effective tool to evoke and study emotion and is considered an important element in psychedelic-assisted psychotherapy; however, the hypothesis that...

PENGARUH LYSERGIC ACID DIETHYLAMIDE YANG TERDAPAT PADA LEM EHA-BOND TERHADAP KUALITAS SPERMATOZOA WISTAR JANTAN (Rattus norvegicus)

Jurnal e-Biomedik September 11, 2015 Alfred Budiono, Benny Wantouw, Lusiana Satiawati 1 citation

Abstract: Lysergic Acid Diethylamide (LSD) is a psychotropic drug that can be found in glue. This substance acts as serotonine and dopamine agonists and results in hallucinogenic effect. LSD is a main raw material in glue and commonly available in an affordable price. Moreover, LSD also has a direct impact on spermatozoa motility and morphology. This study aimed to obtain the change in the...

LSD: a new treatment emerging from the past

Canadian Medical Association Journal August 4, 2015 Erika Dyck 25 citations

Psychedelics fell from medical grace nearly half a century ago, but recent activity suggests that some researchers have "high hopes" for their return.[1][1],[2][2] Over 60 years ago, Albert Hofmann at Sandoz Pharmaceutical Laboratories in Switzerland first synthesized lysergic acid diethylamide

Pharmacokinetics and Concentration-Effect Relationship of Oral LSD in Humans

The International Journal of Neuropsychopharmacology June 24, 2015 Patrick C. Dolder, Yasmin Schmid, Manuel Haschke et al. 110 citations

These first data on the pharmacokinetics and concentration-effect relationship of oral lysergic acid diethylamide are relevant for further clinical studies and serve as a reference for the assessment of intoxication with lysergic acid diethylamide.