Results 51 to 60 of about 85,586 (228)

Taxonomy and chemical characterization of new antibiotics produced by Saccharothrix SA198 isolated from a Saharan soil [PDF]

open access: yes, 2013
Actinomycete strain SA198, isolated from a Saharan soil sample of Algeria, exhibited antimicrobial activity against Gram-positive and Gram-negative bacteria, and phytopathogenic and toxinogenic fungi.
A. Lebrihi   +52 more
core   +4 more sources

A New 3D Colon on a Chip to Decipher the Influence of Mechanical Forces on the Physiological Cellular Ecosystem

open access: yesAdvanced Healthcare Materials, EarlyView.
To dissect how mechanical forces influence intestinal physiology, we developed a stretchable 3D colon‐on‐chip that integrates tunable topography, stiffness and peristalsis‐like motion within a physiologically relevant microenvironment. We showed that stretching is a dominant factor governing epithelial behavior, markedly enhancing proliferation and ...
Moencopi Bernheim‐Dennery   +10 more
wiley   +1 more source

Evaluation of the Uricogenic Effect of Hypoxanthine and the Hypoxanthine‐Lowering Process of Shrimp (Metapenaeus ensis)

open access: yesFood Frontiers
One of the main reasons for hyperuricemia is high purine intake and restricting the intake of high purine food is the main management for avoiding hyperuricemia.
Wanqian Sha   +6 more
doaj   +1 more source

Fast Protein and Metabolites (Nucleotides and Nucleosides) Liquid Chromatography Technique and Chemical Sensor for the Assessment of Fish and Meat Freshness

open access: yesChemosensors, 2023
Fast protein and metabolite liquid chromatography (FPLMC) was introduced years ago to enable the easy separation of high-molecular compounds such as proteins from small molecules and the identification of the low-molecular substances.
Artur Kuznetsov   +15 more
doaj   +1 more source

Absolute quantification of the host-to-parasite DNA ratio in Theileria parva-infected lymphocyte cell lines [PDF]

open access: yes, 2016
Theileria parva is a tick-transmitted intracellular apicomplexan pathogen of cattle in sub-Saharan Africa that causes East Coast fever (ECF). ECF is an acute fatal disease that kills over one million cattle annually, imposing a tremendous burden on ...
Bishop, Richard P.   +5 more
core   +4 more sources

Integrative Analysis of Metabolomics and Transcriptomics Data Identifies Prognostic Biomarkers Associated With Oral Squamous Cell Carcinoma

open access: yesFrontiers in Oncology, 2021
BackgroundOral squamous cell carcinoma (OSCC) is the most malignant neoplasm in oral cancer. There is growing evidence that its progression involves altered metabolism.
Lihua Zuo   +9 more
doaj   +1 more source

Nucleotides: Structure and Properties [PDF]

open access: yes, 2005
Nucleotides consist of a nitrogen-containing base, a five-carbon sugar, and one or more phosphate groups. Cells contain many types of nucleotides, which play a central role in a wide variety of cellular processes, including metabolic regulation and the ...
Bowater, RP
core   +1 more source

Three Hypoxanthine Derivatives from the Marine Cyanobacterium Okeania hirsuta

open access: yesMolbank
Three novel hypoxanthine derivatives (1–3) were obtained from the Okinawan cyanobacterium Okeania hirsuta. The structures of these compounds were elucidated mainly based on the spectroscopic data, including 1D and 2D NMR, as well as high-resolution mass ...
Ryoya Kawabe   +5 more
doaj   +1 more source

Repair of Hypoxanthine in DNA Revealed by DNA Glycosylases and Endonucleases From Hyperthermophilic Archaea

open access: yesFrontiers in Microbiology, 2021
Since hyperthermophilic Archaea (HA) thrive in high-temperature environments, which accelerate the rates of deamination of base in DNA, their genomic stability is facing a severe challenge.
Tan Lin   +6 more
doaj   +1 more source

Identification Epitope on VP4 Protein of Senecavirus A Recognized by a Monoclonal Antibody

open access: yesAnimal Research and One Health, EarlyView.
This study aims to identify conserved antigenic epitopes on the SVA VP4 protein using monoclonal antibodies, providing valuable tools for further exploring its functions and developing detection methods. SVA VP4 protein was expressed in Escherichia coli and purified with High‐Affinity Ni‐Charged Resin FF.
Liang Meng   +7 more
wiley   +1 more source

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