Designing for Sustainability with Biocatalytic and Chemoenzymatic Cascade Processes

Author(s):  
Chihui An ◽  
Kevin M. Maloney
Keyword(s):  
2020 ◽  
Vol 26 (26) ◽  
pp. 3115-3121
Author(s):  
Jun Yang ◽  
Jingjing Zhao ◽  
Xu Liu ◽  
Ruixia Zhu

LncRNAs (long non-coding RNAs) are endogenous molecules, involved in complicated biological processes. Increasing evidence has shown that lncRNAs play a vital role in the post-stroke pathophysiology. Furthermore, several lncRNAs were reported to mediate ischemia cascade processes include apoptosis, bloodbrain barier breakdown, angiogenesis, microglial activation induced neuroinflammation which can cause neuron injury and influence neuron recovery after ischemic stroke. In our study, we first summarize current development about lncRNAs and post-stroke, focus on the regulatory roles of lncRNAs on pathophysiology after stroke. We also reviewed genetic variation in lncRNA associated with functional outcome after ischemic stroke. Additionally, lncRNA-based therapeutics offer promising strategies to decrease brain damage and promote neurological recovery following ischemic stroke. We believe that lncRNAs will become promising for the frontier strategies for IS and can open up a new path for the treatment of IS in the future.


1985 ◽  
Vol 28 (11) ◽  
pp. 999-1008
Author(s):  
G. V. Permitin ◽  
V. I. Petrukhina ◽  
I. V. Khazanov

2007 ◽  
Vol 9 (21) ◽  
pp. 4143-4146 ◽  
Author(s):  
José Barluenga ◽  
Facundo Andina ◽  
Fernando Aznar ◽  
Carlos Valdés

2005 ◽  
Vol 83 (6-7) ◽  
pp. 681-692 ◽  
Author(s):  
Wen-Hua Chiou ◽  
Seung-Yub Lee ◽  
Iwao Ojima

This article describes recent advances in the cyclohydrocarbonylation reactions catalyzed by transition-metal complexes and their applications in organic synthesis as a review covering the relevant literature up to the middle of 2004. The reactions are categorized into four types, i.e., intramolecular amidocarbonylation reactions, intramolecular aminocarbonylation reactions, cyclohydrocarbonylation reactions involving carbon–nucleophiles, and other cyclohydrocarbonylation reactions. Cyclohydrocarbonylation reactions provide efficient routes to various monocyclic, bicyclic, and polycyclic compounds as a one-step cascade process or a one-pot process. Reaction mechanisms for these cascade processes are discussed as needed for clarification. The heterocyclic and carbocyclic compounds, thus obtained, can be further transformed to specific targets. Examples of such applications are also discussed.Key words: catalysis, cyclohydrocarbonylation, hydroformylation, amidocarbonylation, cyclization, regioselectivity, aldehydes, regioselective, cascade, heterocycles, rhodium.


Author(s):  
E. André-Joyaux ◽  
L. Gnägi ◽  
C. Melendez ◽  
V. Soulard ◽  
P. Renaud

AbstractRadicals can be generated by the cleavage of the C—B bond of alkylboranes or boronic acid derivatives. The fragmentation process may result from a nucleohomolytic substitution process or from a redox process. The nucleohomolytic substitution is ideal for the generation of alkyl radicals and is usually part of a chain-reaction process. Redox processes (mainly oxidative reactions) have been used to generate both alkyl and aryl radicals. The use of stoichiometric oxidizing agents can be avoided by employing photoredox catalysis. A broad range of synthetic applications such as radical cascade processes, multicomponent reactions, and cross-coupling reactions in the presence of suitable metal catalysts are now possible. In their diversity, organoboron compounds represent one of the most general sources of radicals. The merging of radical chemistry with the classical chemistry of organoboron derivatives opens tremendous opportunities for applications in organic synthesis.


2019 ◽  
Vol 53 (5) ◽  
pp. 362-367
Author(s):  
M. Yu. Reshetnyak ◽  
O. A. Pokhotelov

1995 ◽  
Vol 51 (3) ◽  
pp. 1965-1979 ◽  
Author(s):  
E. C. Aschenauer ◽  
K. Gabathuler ◽  
P. Hauser ◽  
J. Missimer ◽  
A. Badertscher ◽  
...  

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