New cassane-type diterpenoids from kernels of Caesalpinia bonduc (Linn.)Roxb. and their inhibitory activities on phosphodiesterase (PDE)and nuclear factor-kappa B (NF-?B)expression. (Record no. 52467)

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control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625160227.0
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Transcribing agency CICY
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Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-18315
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245 10 - TITLE STATEMENT
Title New cassane-type diterpenoids from kernels of Caesalpinia bonduc (Linn.)Roxb. and their inhibitory activities on phosphodiesterase (PDE)and nuclear factor-kappa B (NF-?B)expression.
490 0# - SERIES STATEMENT
Volume/sequential designation Bioorganic Chemistry, 96, p.103573, 2020
520 3# - SUMMARY, ETC.
Summary, etc. In this paper, chemical investigation on the chloroform soluble fraction of seed kernels of Caesalpinia bonduc resulted in the isolation of five new cassane diterpenoids: norcaesalpinin O (1), norcaesalpinin P (2), caesalpinin MQ (3), caesall O/P (4/5)and seven known compounds (6-12). Compounds structures were elucidated by 1H NMR, 13C NMR, 2D NMR, HR-MS and ECD (electronic circular dichroism)spectral analysis. The characters for new compounds with the presence of an aromatized C ring or demethyl group at C-17 position in the structures were found. By means of bioactive screenings, the inhibitory effect on type-4 phosphodiesterase (PDE4, the target protein of asthma disease)and nuclear factor-kappa B (NF-?B)expression were valued. Compound 1 was found to exhibit moderate inhibitory activity on PDE4 and much better binding affinity than other structures by docking studies for interaction analyzing. Compounds 6, 10 and 11 displayed considerable inhibitory strength against NF-?B expression with inhibitory ratio 48.6 per cent, 42.9 per cent and 37.1 per cent at 10 µM, respectively. The isolation of cassane-type diterpenoids with anti-inflammation activity from C. bonduc implied that this plant might be a good source for anti-inflammation agents finding.
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element CAESALPINIA BONDUC
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element LEGUMINOSAE
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element CASSANE DITERPENOIDS
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element TYPE-4 PHOSPHODIESTERASE
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element NF-?B
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Liu, T.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Wang, M.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Qi, S.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Shen, X.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Wang, Y.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Jing, W.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Gao, H.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1pAVJu0NX0qkgPcwSnULA07CoiIhffiHn/view?usp=drivesdk">https://drive.google.com/file/d/1pAVJu0NX0qkgPcwSnULA07CoiIhffiHn/view?usp=drivesdk</a>
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Source of classification or shelving scheme Clasificación local
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-18315 25.06.2025 25.06.2025 Documentos solicitados