author_facet Liu, Yun-Yun
Huang, Dan-Ling
Dong, Yun
Qin, Da-Peng
Yan, Yong-Ming
Cheng, Yong-Xian
Liu, Yun-Yun
Huang, Dan-Ling
Dong, Yun
Qin, Da-Peng
Yan, Yong-Ming
Cheng, Yong-Xian
author Liu, Yun-Yun
Huang, Dan-Ling
Dong, Yun
Qin, Da-Peng
Yan, Yong-Ming
Cheng, Yong-Xian
spellingShingle Liu, Yun-Yun
Huang, Dan-Ling
Dong, Yun
Qin, Da-Peng
Yan, Yong-Ming
Cheng, Yong-Xian
Molecules
Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
Chemistry (miscellaneous)
Analytical Chemistry
Organic Chemistry
Physical and Theoretical Chemistry
Molecular Medicine
Drug Discovery
Pharmaceutical Science
author_sort liu, yun-yun
spelling Liu, Yun-Yun Huang, Dan-Ling Dong, Yun Qin, Da-Peng Yan, Yong-Ming Cheng, Yong-Xian 1420-3049 MDPI AG Chemistry (miscellaneous) Analytical Chemistry Organic Chemistry Physical and Theoretical Chemistry Molecular Medicine Drug Discovery Pharmaceutical Science http://dx.doi.org/10.3390/molecules24234379 <jats:p>Two new octanorlanostane-type triterpenes, euphraticanoids A and B (1 and 2), two new trinorsesquiterpenoids, euphraticanoids C and D (3 and 4), and eight known triterpenoids (5, 6, 8–13) along with one steroid (7) were isolated from Populus euphratica resins. The structures of these new compounds, including their absolute configurations, were characterized by spectrocsopic, chemical, and computational methods. Biological evaluation revealed that compounds 4, 7–9, 12, and 13 display neuroprotective activities in H2O2-induced HT-22 cells with 4, 8, and 9 occurring in a concentration-dependent manner and 7, 12, and 13 reaching the maximum effects at 20 μM. Meanwhile, the neuroprotective properties of all isolates were accessed using glutamate-induced SH-SY5Y cells and disclosed that compounds 3, 4, 8, and 9 could dose-dependently protect neural cell injury in a concentration range of 10–40 μM. Finally, a brief structure–activity relationship was briefly discussed.</jats:p> Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins Molecules
doi_str_mv 10.3390/molecules24234379
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series Molecules
source_id 49
title Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_unstemmed Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_full Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_fullStr Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_full_unstemmed Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_short Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_sort neuroprotective norsesquiterpenoids and triterpenoids from populus euphratica resins
topic Chemistry (miscellaneous)
Analytical Chemistry
Organic Chemistry
Physical and Theoretical Chemistry
Molecular Medicine
Drug Discovery
Pharmaceutical Science
url http://dx.doi.org/10.3390/molecules24234379
publishDate 2019
physical 4379
description <jats:p>Two new octanorlanostane-type triterpenes, euphraticanoids A and B (1 and 2), two new trinorsesquiterpenoids, euphraticanoids C and D (3 and 4), and eight known triterpenoids (5, 6, 8–13) along with one steroid (7) were isolated from Populus euphratica resins. The structures of these new compounds, including their absolute configurations, were characterized by spectrocsopic, chemical, and computational methods. Biological evaluation revealed that compounds 4, 7–9, 12, and 13 display neuroprotective activities in H2O2-induced HT-22 cells with 4, 8, and 9 occurring in a concentration-dependent manner and 7, 12, and 13 reaching the maximum effects at 20 μM. Meanwhile, the neuroprotective properties of all isolates were accessed using glutamate-induced SH-SY5Y cells and disclosed that compounds 3, 4, 8, and 9 could dose-dependently protect neural cell injury in a concentration range of 10–40 μM. Finally, a brief structure–activity relationship was briefly discussed.</jats:p>
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author Liu, Yun-Yun, Huang, Dan-Ling, Dong, Yun, Qin, Da-Peng, Yan, Yong-Ming, Cheng, Yong-Xian
author_facet Liu, Yun-Yun, Huang, Dan-Ling, Dong, Yun, Qin, Da-Peng, Yan, Yong-Ming, Cheng, Yong-Xian, Liu, Yun-Yun, Huang, Dan-Ling, Dong, Yun, Qin, Da-Peng, Yan, Yong-Ming, Cheng, Yong-Xian
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container_issue 23
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container_title Molecules
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description <jats:p>Two new octanorlanostane-type triterpenes, euphraticanoids A and B (1 and 2), two new trinorsesquiterpenoids, euphraticanoids C and D (3 and 4), and eight known triterpenoids (5, 6, 8–13) along with one steroid (7) were isolated from Populus euphratica resins. The structures of these new compounds, including their absolute configurations, were characterized by spectrocsopic, chemical, and computational methods. Biological evaluation revealed that compounds 4, 7–9, 12, and 13 display neuroprotective activities in H2O2-induced HT-22 cells with 4, 8, and 9 occurring in a concentration-dependent manner and 7, 12, and 13 reaching the maximum effects at 20 μM. Meanwhile, the neuroprotective properties of all isolates were accessed using glutamate-induced SH-SY5Y cells and disclosed that compounds 3, 4, 8, and 9 could dose-dependently protect neural cell injury in a concentration range of 10–40 μM. Finally, a brief structure–activity relationship was briefly discussed.</jats:p>
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spelling Liu, Yun-Yun Huang, Dan-Ling Dong, Yun Qin, Da-Peng Yan, Yong-Ming Cheng, Yong-Xian 1420-3049 MDPI AG Chemistry (miscellaneous) Analytical Chemistry Organic Chemistry Physical and Theoretical Chemistry Molecular Medicine Drug Discovery Pharmaceutical Science http://dx.doi.org/10.3390/molecules24234379 <jats:p>Two new octanorlanostane-type triterpenes, euphraticanoids A and B (1 and 2), two new trinorsesquiterpenoids, euphraticanoids C and D (3 and 4), and eight known triterpenoids (5, 6, 8–13) along with one steroid (7) were isolated from Populus euphratica resins. The structures of these new compounds, including their absolute configurations, were characterized by spectrocsopic, chemical, and computational methods. Biological evaluation revealed that compounds 4, 7–9, 12, and 13 display neuroprotective activities in H2O2-induced HT-22 cells with 4, 8, and 9 occurring in a concentration-dependent manner and 7, 12, and 13 reaching the maximum effects at 20 μM. Meanwhile, the neuroprotective properties of all isolates were accessed using glutamate-induced SH-SY5Y cells and disclosed that compounds 3, 4, 8, and 9 could dose-dependently protect neural cell injury in a concentration range of 10–40 μM. Finally, a brief structure–activity relationship was briefly discussed.</jats:p> Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins Molecules
spellingShingle Liu, Yun-Yun, Huang, Dan-Ling, Dong, Yun, Qin, Da-Peng, Yan, Yong-Ming, Cheng, Yong-Xian, Molecules, Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins, Chemistry (miscellaneous), Analytical Chemistry, Organic Chemistry, Physical and Theoretical Chemistry, Molecular Medicine, Drug Discovery, Pharmaceutical Science
title Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_full Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_fullStr Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_full_unstemmed Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_short Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
title_sort neuroprotective norsesquiterpenoids and triterpenoids from populus euphratica resins
title_unstemmed Neuroprotective Norsesquiterpenoids and Triterpenoids from Populus euphratica Resins
topic Chemistry (miscellaneous), Analytical Chemistry, Organic Chemistry, Physical and Theoretical Chemistry, Molecular Medicine, Drug Discovery, Pharmaceutical Science
url http://dx.doi.org/10.3390/molecules24234379