antioxidants Article Comparative Study Regarding the Chemical Composition and Biological Activity of Pine (Pinus nigra and P. sylvestris) Bark Extracts 1, 2, 3 4 5 Adrian Nisca *, Ruxandra S, tefănescu * , Diana Ionela Stegărus, , Anca Delia Mare , Lenard Farczadi and Corneliu Tanase 6 1 Doctoral School of Medicine and Pharmacy, “George Emil Palade” University of Medicine, Pharmacy, Sciences and Technology of Târgu Mures, , 38 Gheorghe Marinescu Street, 540139 Târgu Mures, , Mures, , Romania 2 Department of Pharmacognosy and Phytotherapy, “George Emil Palade” University of Medicine, Pharmacy, Sciences and Technology of Târgu Mures, , 38 Gheorghe Marinescu Street, 540139 Târgu Mures, , Mures, , Romania 3 National Research and Development Institute for Cryogenics and Isotopic Technologies—ICSI Ramnicu Valcea, 4th Uzinei Street, 240050 Ramnicu Valcea, Romania;
[email protected] 4 Department of Microbiology, “George Emil Palade” University of Medicine, Pharmacy, Sciences and Technology of Târgu Mures, , 38 Gheorghe Marinescu Street, 540139 Târgu Mures, , Mures, , Romania;
[email protected] 5 Chromatography and Mass Spectrometry Laboratory, Center for Advanced Medical and Pharmaceutical Research, “George Emil Palade” University of Medicine, Pharmacy, Sciences and Technology of Târgu Mures, , 38 Gheorghe Marinescu Street, 540139 Târgu Mures, , Mures, , Romania;
[email protected] 6 Department of Pharmaceutical Botany, “George Emil Palade” University of Medicine, Pharmacy, Sciences and Technology of Târgu Mures, , 38 Gheorghe Marinescu Street, Citation: Nisca, A.; S, tef˘anescu,R.; 540139 Târgu Mures, , Mures, , Romania;
[email protected] Steg˘arus, , D.I.; Mare, A.D.; Farczadi, * Correspondence:
[email protected] (A.N.);
[email protected] (R.S.) L.; Tanase, C. Comparative Study Regarding the Chemical Composition Abstract: The bark resulted after the industrial processing of wood represents a byproduct of the and Biological Activity of Pine (Pinus forestry industry, used in many suboptimal ways, being considered a natural waste.