Results 221 to 230 of about 340,270 (377)

Steric‐Adaptive Biocatalysis: Imine Reductase‐Mediated Dynamic Kinetic Resolution for Atroposelective Synthesis of Hindered Biaryl Amines

open access: yesAdvanced Science, EarlyView.
An unusual IRED platform is reported, enabling efficient DKR via reductive amination without any evolutionary engineering. The system accommodates extremely sterically demanding substrates, including naphthyl and quinoline derivatives, delivering naphthyl‐aryl and quinoline‐aryl amine atropisomers with excellent efficiency and stereocontrol (over 80 ...
Zhichao Ni   +7 more
wiley   +1 more source

Vitamin B12 Deficiency in Infancy: The Case for Screening [PDF]

open access: bronze, 2016
Gurpreet Singh   +5 more
openalex   +1 more source

Balancing Cell Growth and Product Synthesis for Efficient Microbial Cell Factories

open access: yesAdvanced Science, EarlyView.
This review presents state‐of‐the‐art metabolic engineering strategies to balance microbial cell growth and product synthesis in biorefineries. It surveys pathway engineering, dynamic genetic circuits, orthogonal control systems, synthetic microbial consortia, and fermentation optimization, alongside integrative modeling approaches.
Linxia Liu   +5 more
wiley   +1 more source

Recurrent stroke in a patient with vitamin B12 deficiency and MTHFR mutation [PDF]

open access: green, 2017
George Sarin Zacharia   +2 more
openalex   +1 more source

Spatially Resolved Mapping of Voltage‐Gated Proton Channel Activity Reveals Delayed Proton Transport in Local Microenvironments

open access: yesAdvanced Science, EarlyView.
A revolutionary imaging platform integrating quantitative single‐molecule photobleaching with ratiometric fluorescence probes enables high‐throughput (≈2300 individually resolvable channels) mapping of individual proton channels in a large field (≈3000 µm2), overcoming the spatial and temporal limitations of conventional electrophysiology.
Jiahua Zhuang   +5 more
wiley   +1 more source

NQO1/p65/CXCL12 Axis‐Recruited Tregs Mediate Resistance to Anti‐PD‐1 Plus Lenvatinib Therapy in PIVKA‐II‐Positive Hepatocellular Carcinoma

open access: yesAdvanced Science, EarlyView.
High PIVKA‐II expression in HCC correlates with resistance to anti‐PD‐1 plus lenvatinib, driven by an immunosuppressive TME. NQO1/p65/CXCL12 axis recruits Tregs to promote resistance to anti‐PD‐1 plus lenvatinib in HCC with high PIVKA‐II expression.
Biao Gao   +18 more
wiley   +1 more source

Vitamin B 12 Deficiency: A Rare Cause of Excessive Daytime Sleepiness [PDF]

open access: bronze, 2019
Imran Khawaja   +3 more
openalex   +1 more source

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