Results 121 to 130 of about 29,945 (244)

D‐amino acid oxidase as a chemogenetic tool for spatiotemporally controlled hydrogen peroxide production: The oxygen connection

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract Background and Purpose D‐amino acid oxidase (DAO) has been developed as a chemogenetic tool, to precisely manipulate redox levels in tissues and cells by generating H2O2 in the presence of D‐amino acids. The enzyme's significant oxygen consumption during H2O2 production may influence cellular oxygen levels.
Wiebke Maurer   +10 more
wiley   +1 more source

Characteristics of unilateral cerebral palsy according to gestational age at birth: A retrospective study

open access: yesDevelopmental Medicine &Child Neurology, EarlyView.
Unilateral cerebral palsy (CP) affects 826 children in the Canadian CP Registry: 69% born at term, 15% 32 to 37 weeks, and 16% less than 32 weeks. Gestational age at birth did not affect impairments such as vision or hearing impairment, ambulation, seizures, or feeding difficulty.
Johanie Victoria Piché   +6 more
wiley   +1 more source

Recurring marine phosphorus spikes during major palaeozoic mass extinctions and climate change. [PDF]

open access: yesNat Commun
Dodd MS   +14 more
europepmc   +1 more source

H2‐dependent modulation of tetrahydromethanopterin S‐methyltransferase (Mtr complex) activity by the small protein MtrR in Methanosarcina mazei

open access: yesThe FEBS Journal, EarlyView.
Small protein MtrR is a regulator of the Mtr methyltransferase complex in Methanosarcina mazei. It binds specifically to the MtrA subunit and modulates Mtr activity in response to hydrogen (H2) availability. Deleting mtrR impairs growth in the presence but not absence of H2, indicating its role in directing methyl transfer toward an energy‐conserving ...
Tim Habenicht   +6 more
wiley   +1 more source

Cooling-induced intensification of ocean anoxia in the mid-Paleozoic. [PDF]

open access: yesSci Adv
Wang Y   +8 more
europepmc   +1 more source

Using Eye Lens Stable Isotopes to Identify the Rearing Origin of Fall Age‐0 Walleye (Sander vitreus)

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Isotope values in fish eye lenses may be useful in differentiating rearing origins. We compared eye lens isotopic values of fall fingerling age‐0 walleye (Sander vitreus) reared in a hatchery pond, a recirculating aquaculture system (RAS), and a natural lake. Using 10 fish per rearing source, we delaminated layers from one eye lens per fish to
Justin M. Sturtz   +5 more
wiley   +1 more source

Using the Transition Assessment Teaching Assistant to Evaluate a Transition from Pump and Treat to MNA

open access: yesGroundwater Monitoring &Remediation, EarlyView.
Abstract At many sites, chlorinated ethenes in some of the monitoring wells remain above cleanup goals, even though the water produced by the pumped wells of the pump‐and‐treat system meets the goals. Regulators and site risk managers need tools to determine whether it is appropriate to shut‐down the pump‐and‐treat system and transition to monitored ...
John T. Wilson   +8 more
wiley   +1 more source

Earth system instability explains redox paradox during late Cambrian SPICE event. [PDF]

open access: yesSci Adv
Sheng K   +9 more
europepmc   +1 more source

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