Publications by authors named "A A Lugovaya"

This article contains up-to-date information on the features of ophthalmological and dermatological manifestations of human immunodeficiency virus (HIV) infection based on the analysis of studies published in 2018-2022. The article also presents a description of a clinical case of HIV infection in a 54-year-old female patient with synchronous manifestation of eye symptoms in the form of retinal vasculitis of the optic nerve head and Kaposi's sarcoma localized on the skin of the face.

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Postischemic neuroinflammation is a critical pathophysiological process within the entire scheme of cerebral ischemia, covering early damage and the period of tissue repair. It is characterized by microglial and astroglial activation with increased expression of inflammatory mediators and is accompanied by impaired innate and adaptive immune responses. In acute ischemic stroke (IS), neuroinflammation is caused by the response of resident immune cells of microglia and peripheral immunocompetent cells infiltrating the brain tissue, which penetrate the blood-brain barrier (BBB) into the lesion.

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According to the World Health Organization, about 5 million people die every year from cerebrovascular disease. At the same time, the proportion of cerebral infarction, or ischemic stroke (IS), among forms of acute cerebrovascular accident reaches 80-85%. Despite the active study of biochemical and morphological changes leading to acute cerebrovascular ischemia, the problem of early diagnosis, prevention, as well as predicting the outcome of this disease is still relevant.

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The effects of the salt stress (200 mM NaCl) and exogenous jasmonic acid (JA) on levels of osmolytes and flavonoids in leaves of four-week-old Arabidopsis thaliana L. plants of the wild-type (WT) Columbia-0 (Col-0) and the mutant jin1 (jasmonate insensitive 1) with impaired jasmonate signaling were studied. The increase in proline content caused by the salt stress was higher in the Col-0 plants than in the mutant jin1.

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The effects of exogenous jasmonic acid (JA) on antioxidant enzymes in four-week-old leaves of wild-type Arabidopsis thaliana L. (Columbia-0) and jin1 (jasmonate insensitive 1) mutant plants with defective jasmonate signaling were investigated under normal conditions and under salt stress (200 mM NaCl, 24 h). The wild-type plants responded to JA by an increase in the activities of Cu/Zn superoxide dismutase, catalase, and guaiacol peroxidase, while there was no change in the case of the mutant plants.

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