Gül Dölen is a Turkish-American neuroscientist known for studying social behavior,

psychedelic drugs Psychedelics are a subclass of Hallucinogen, hallucinogenic drugs whose primary effect is to trigger psychoactive drug, non-ordinary mental states (known as psychedelic experiences or "trips") and a perceived "expansion of consciousness". Also ...

and

critical period In developmental psychology and developmental biology, a critical period is a maturational stage in the lifespan of an organism during which the nervous system is especially sensitive to certain environmental stimuli. If, for some reason, the org ...

s. As an

MD–PhD The Doctor of Medicine–Doctor of Philosophy (MD–PhD) is a dual doctoral program for physician–scientists, combining the professional training of the Doctor of Medicine (M.D.) degree with the research program of the Doctor of Philosophy (Ph ...

student at

Brown University Brown University is a Private university, private Ivy League research university in Providence, Rhode Island, United States. It is the List of colonial colleges, seventh-oldest institution of higher education in the US, founded in 1764 as the ' ...

and later at

Massachusetts Institute of Technology The Massachusetts Institute of Technology (MIT) is a Private university, private research university in Cambridge, Massachusetts, United States. Established in 1861, MIT has played a significant role in the development of many areas of moder ...

, Dölen studied

fragile X syndrome Fragile X syndrome (FXS) is a genetic neurodevelopmental disorder. The average IQ in males with FXS is under 55, while affected females tend to be in the borderline to normal range, typically around 70–85. Physical features may include a lo ...

and identified a possible treatment target. As a postdoctoral fellow under Robert Malenka, Dölen found that the hormones

oxytocin Oxytocin is a peptide hormone and neuropeptide normally produced in the hypothalamus and released by the posterior pituitary. Present in animals since early stages of evolution, in humans it plays roles in behavior that include Human bonding, ...

and

serotonin Serotonin (), also known as 5-hydroxytryptamine (5-HT), is a monoamine neurotransmitter with a wide range of functions in both the central nervous system (CNS) and also peripheral tissues. It is involved in mood, cognition, reward, learning, ...

interact with the brain's

nucleus accumbens The nucleus accumbens (NAc or NAcc; also known as the accumbens nucleus, or formerly as the ''nucleus accumbens septi'', Latin for ' nucleus adjacent to the septum') is a region in the basal forebrain rostral to the preoptic area of the hypo ...

to produce good feelings from social interactions ("social rewards") in mice. In 2018, Dölen co-authored a paper that found that

octopus An octopus (: octopuses or octopodes) is a soft-bodied, eight-limbed mollusc of the order Octopoda (, ). The order consists of some 300 species and is grouped within the class Cephalopoda with squids, cuttlefish, and nautiloids. Like oth ...

es, which are normally anti-social, became more social after exposure to the psychoactive drug

MDMA 3,4-Methylenedioxymethamphetamine (MDMA), commonly known as ecstasy (tablet form), and molly (crystal form), is an empathogen–entactogenic drug with stimulant and minor Psychedelic drug, psychedelic properties. In studies, it has been used ...

, which acts on a serotonin pathway The research suggests that there is a common genetic basis of social behavior across much of the animal kingdom. Dölen's recent research, published 2019–2023 in the journal

Nature Nature is an inherent character or constitution, particularly of the Ecosphere (planetary), ecosphere or the universe as a whole. In this general sense nature refers to the Scientific law, laws, elements and phenomenon, phenomena of the physic ...

, examines the power of psychedelic drugs like MDMA in re-opening the critical period in social reward learning.

Selected publications

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References

{{DEFAULTSORT:Dolen, Gul Women neuroscientists Year of birth missing (living people) Johns Hopkins University faculty Living people

Selected publications

See also

References