biomedicines Article Mitochondrial Transfer by Human Mesenchymal Stromal Cells Ameliorates Hepatocyte Lipid Load in a Mouse Model of NASH Mei-Ju Hsu 1,†, Isabel Karkossa 2,† , Ingo Schäfer 3 , Madlen Christ 1, Hagen Kühne 1, Kristin Schubert 2 , Ulrike E. Rolle-Kampczyk 2, Stefan...