Results 91 to 100 of about 81,019 (308)

Late‐Stage Functionalization of Peptides on the Solid Phase

open access: yesAngewandte Chemie International Edition, EarlyView.
Peptide modifications are essential to control pharmacodynamic and pharmacokinetic properties of peptide drugs. Consequently, strategies that allow for efficient and rapid incorporation of non‐canonical modifications into peptides in parallel formats are highly sought after.
Marius Werner   +2 more
wiley   +1 more source

Treatment and Improved Outcomes of Three Adult Patients With Guanidinoacetate Methyltransferase (GAMT) Deficiency

open access: yesJIMD Reports
Guanidinoacetate methyltransferase (GAMT) deficiency is a creatine synthesis disorder caused by biallelic pathogenic variants in GAMT. Early diagnosis and treatment can lead to normal neurocognitive outcomes, which has prompted its recent addition to the
Angela Lee   +3 more
doaj   +1 more source

Serum levels of polyamine synthesis enzymes increase in diabetic patients with breast cancer

open access: yesEndocrine Connections, 2017
In this study, it was aimed to investigate the relationship between diabetes and breast cancer and the detection of enzymes and ornithine levels in polyamine synthesis pathway in diabetes, breast cancer and diabetic breast cancer patients.
V Kenan Çelik   +5 more
doaj   +1 more source

Ornithine-catalyzed urea formation in liver homogenate [PDF]

open access: yes, 1947
Heretofore attempts to obtain synthesis of urea from ammonia (and carbon dioxide) in cell-free extracts have been unsuccessful. We have found the reaction to proceed in guinea pig liver homogenate.
Dubnoff, Jacob W., Borsook, Henry
core  

Neurofilament light chain as in vitro and clinical biomarker of vincristine‐induced peripheral neuropathy

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Aims Vincristine‐induced peripheral neuropathy (VIPN) is a common side effect in children and adolescents treated with vincristine. Assessing VIPN, especially in young children, is challenging due to a lack of sensitive tools. This limits our understanding of the nature and risk factors of VIPN. This study aimed to investigate neurofilament light chain
Peter Erik Lotko Pontoppidan   +8 more
wiley   +1 more source

Competitive Repression of the artPIQM Operon for Arginine and Ornithine Transport by Arginine Repressor and Leucine-Responsive Regulatory Protein in Escherichia coli

open access: yesFrontiers in Microbiology, 2019
Two out of the three major uptake systems for arginine in Escherichia coli are encoded by the artJ-artPIQM gene cluster. ArtJ is the high-affinity periplasmic arginine-specific binding protein (ArgBP-I), whereas artI encodes the arginine and ornithine ...
Oscar E. Torres Montaguth   +3 more
doaj   +1 more source

Toward personalized healthcare: Advances in two‐dimensional nanomaterial‐based flexible electrochemical sensors for physiological monitoring

open access: yesBMEMat, EarlyView.
This review provides an overview of the properties, composites and application of two‐dimensional (2D) nanomaterials for wearable electrochemical biosensors. Also, the challenges and future prospects of utilizing 2D nanomaterials in wearable electrochemical biosensor applications are discussed.
Kou Zhang   +8 more
wiley   +1 more source

Detailed information for the hydrogen bonding formed by human mitochondrial ornithine transporter-1 and its substrate L-ornithine.

open access: yes, 2013
Detailed information for the hydrogen bonding formed by human mitochondrial ornithine transporter-1 and its substrate L-ornithine.
Kuo-Chen Chou (117713)   +1 more
core   +1 more source

Protein hydrolysates in cell culture: Toward multi‐omics characterization

open access: yesBiotechnology Progress, EarlyView.
While protein hydrolysates are widely used in cell culture applications, they remain undefined and variable products. Multi‐omic characterization evaluating composition and function can transition hydrolysates toward semi‐defined media components.
Michelle Combe   +3 more
wiley   +1 more source

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