Results 251 to 260 of about 336,807 (351)

Selenium toxicity in the dromedary camels clinical symptoms and lesions [PDF]

open access: yes, 2012
Alhadrami, Ghaleb   +2 more
core  

Nanostructured Biomaterial‐Based Approaches to Support Induced Pluripotent Stem Cell Differentiation

open access: yesAdvanced NanoBiomed Research, EarlyView.
Induced pluripotent stem cells (iPSCs), reprogrammed from adult somatic cells, represent an innovative approach for regenerative medicine and biomedical applications. This review highlights the importance of nanostructured biomaterials, utilized as delivery systems or scaffolds, in supporting iPSC differentiation and fate through structural and ...
Beatriz A. B. R. Passos   +2 more
wiley   +1 more source

Catalytic Polymerization of n‐Doped Poly(benzodifurandione) (n‐PBDF) Using Parts Per Million (ppm) Levels of Molybdenum Trioxide

open access: yesAngewandte Chemie, EarlyView.
An efficient, scalable, and cost‐effective catalytic polymerization of n‐PBDF using ppm levels of MoO3 was developed in this study. Kinetic studies reveal that this polymerization demonstrates chain‐growth characteristics, enabling the preparation of high‐quality n‐PBDF polymers. Mechanistic investigations reveal that MoO3 mediates an oxidative pathway
Guangchao Liu   +9 more
wiley   +2 more sources

Assessing Fluorosulfonyl Pentafluorooxosulfate (FSO2–OSF5) Reservoir Capacity: Selective SOF4, SO2F2, and [OSF5]– Anion Release

open access: yesAngewandte Chemie, EarlyView.
Tidying away gases and anions. The complementary storage & in‐solution release of tetrafluoride (SOF4), sulfuryl fluoride (SO2F2) and pentafluorooxosulfate (OSF5) anions was achieved. This was performed using fluorosulfonyl pentafluorooxosulfate (FSO2‐OSF5) a stable, high boiling liquid, obtained from SO2 and the pentafluorosulfur hypofluorite (FOSF5 ...
Alexandre Millanvois   +4 more
wiley   +2 more sources

Selectively triggered: ROS-activated Michael acceptor prodrug strategy to enhance tumor targeting efficacy. [PDF]

open access: yesChem Sci
Feng D   +14 more
europepmc   +1 more source

Unveiling an Alternative Mechanism for Lewis Basic Selenium as a C─H Hydrogen Bond Catalyst and Its Application in the Halogenation of Arenes

open access: yesAngewandte Chemie, EarlyView.
This work demonstrates an unconventional mechanism in Lewis basic selenium‐catalyzed electrophilic halogenation, where in situ oxidation of selenourea by the halogen source generates hypervalent Se‐imidazolium species. These intermediates function as hydrogen‐bond catalysts to activate N‐haloamide reagents, enabling efficient and mild halogenation of ...
Jingxian Huang   +6 more
wiley   +2 more sources

Selenium intake is associated with gait speed in very old adults. [PDF]

open access: yesFront Aging
Rocha CDN   +6 more
europepmc   +1 more source

Judicious Use of Chalcogens in Multiresonant Thermally Activated Delayed Fluorescent Emitters Leads to OLEDs with Efficiencies Exceeding 36% and Showing Mild Efficiency Roll‐Off

open access: yesAngewandte Chemie, EarlyView.
At doping ratios ranging from 1 to 12 wt%, the BN‐S and BN‐Se‐based sensitizer‐free OLEDs exhibited nearly unchanged EL spectra with small FWHMs of 27–30 nm and EQEmax of 36.4–43.1%. The BN‐Se‐based OLED exhibited low efficiency roll‐off, with EQEs remaining at 36.7 and 31.8% at 100 and 1000 cd m−2, respectively, representing the best EL performance ...
Futong Liu   +9 more
wiley   +2 more sources

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