Maria Vorontsova, Putin's daughter, is a scientist at Moscow State University. Vorontosova, Putin's eldest daughter, is a researcher at Moscow State University specialising in endocrinology, or the study of the system in the body that regulates hormones. The three articles published in MPDI publications appeared in 2022 and 2023, according to Vorontsova's university research profile. Her sister, Katerina Tikhoniva, is a dancer and also works in a senior position at Moscow State University, Reuters reported. In the wake of the Ukraine invasion, the US and other Western allies of Ukraine imposed sanctions on Putin's family.

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Persons: Vladimir Putin's, Maria Vorontsova, Vladimir, Putin's, Young Vladimir Putin, Vorontsova, MDPI, Putin, Lyudmila Putina, Mikhail Fridman, Katerina Tikhoniva, Tikhonova's Organizations: Moscow State University ., Service, Moscow State University, US Endocrine Society, Moscow Times, Getty, Putin Reuters, Reuters, US Treasury Locations: Ukraine, Wall, Silicon, Russian, Russia, MDPI, Dresden, Germany, Dutch, Netherlands, Moscow