1H-MRS and MEGA-PRESS pulse sequence in the study of balance of inhibitory and excitatory neurotransmitters in the human brain of ultra-high risk of schizophrenia patients


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Abstract

The MEGA-PRESS pulse sequence was used for determination of overlapping signals in the 1H-MRS spectra of the human brain. For the first time, the balance of GABA glutamate/glutamine concentrations was estimated quantitatively in the human brain of patients with ultra-high risk of schizophrenia. It was found that GABA concentration and GABA/GLX ratios were significantly reduced in the left frontal lobe of UHR subjects.

About the authors

M. V. Ublinskiy

Emanuel Institute of Biochemical Physics; Research Institute of Emergency Children’s Surgery and Trauma

Email: peeterem@gmail.com
Russian Federation, ul. Kosygina 4, Moscow, 117977; Bol’shaya Polyanka 22, Moscow, 119180

T. A. Akhadov

Research Institute of Emergency Children’s Surgery and Trauma

Email: peeterem@gmail.com
Russian Federation, Bol’shaya Polyanka 22, Moscow, 119180

R. A. Keshishyan

Research Institute of Emergency Children’s Surgery and Trauma

Email: peeterem@gmail.com
Russian Federation, Bol’shaya Polyanka 22, Moscow, 119180

I. S. Lebedeva

Scientific Center of Mental Health

Email: peeterem@gmail.com
Russian Federation, Moscow

M. A. Omelchenko

Scientific Center of Mental Health

Email: peeterem@gmail.com
Russian Federation, Moscow

V. G. Kaleda

Scientific Center of Mental Health

Email: peeterem@gmail.com
Russian Federation, Moscow

S. D. Varfolomeev

Emanuel Institute of Biochemical Physics

Email: peeterem@gmail.com
Russian Federation, ul. Kosygina 4, Moscow, 117977

P. E. Menschikov

Emanuel Institute of Biochemical Physics

Author for correspondence.
Email: peeterem@gmail.com
Russian Federation, ul. Kosygina 4, Moscow, 117977

N. A. Semenova

Emanuel Institute of Biochemical Physics; Research Institute of Emergency Children’s Surgery and Trauma; Semenov Institute of Chemical Physics

Email: peeterem@gmail.com
Russian Federation, ul. Kosygina 4, Moscow, 117977; Bol’shaya Polyanka 22, Moscow, 119180; ul. Kosygina 4, Moscow, 119991

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