Results 141 to 150 of about 1,441,063 (301)

UDP‐Glucose‐6‐Dehydrogenase Mediated O‐GlcNAcylation of Tight Junction Protein 1 Suppresses Metastasis in Renal Cell Carcinoma

open access: yesAdvanced Science, EarlyView.
Our research unveiled a regulatory paradigm wherein TRIM25 orchestrates the ubiquitin‐mediated degradation of UGDH. UGDH modulates the protein stability of TJP1 by regulating O‐GlcNAcylation levels, effectively impeding the metastasis of ccRCC. Our insights elevate UGDH to a pivotal biomarker and tumor suppressor, marking the first demonstration that ...
Xiaolin Chen   +13 more
wiley   +1 more source

Unravelling and reconstructing the biosynthetic pathway of bergenin

open access: yesNature Communications
AbstractBergenin, a rare C-glycoside of 4-O-methyl gallic acid with pharmacological properties of antitussive and expectorant, is widely used in clinics to treat chronic tracheitis in China. However, its low abundance in nature and structural specificity hampers the accessibility through traditional crop-based manufacturing or chemical synthesis.
Ruiqi Yan   +10 more
openaire   +3 more sources

Steroid secretion by in vitro perfused testes: testosterone biosynthetic pathways.

open access: yes, 1979
Alternative metabolic pathways for the biosynthesis of testosterone from pregnenolone exist in mammalian testes. The following experiments were designed to identify the preferred testosterone biosynthetic pathway in rat and rabbit testes.
L L Ewing, C Chubb
core   +1 more source

Integrative Multi‐Omics Analysis Reveals a Mitochondrial–Immune Axis Associated With Neoadjuvant Chemotherapy Response in High‐Grade Serous Ovarian Cancer

open access: yesAdvanced Science, EarlyView.
Integrative multi‐omics analysis delineates a mitochondrial–immune axis governing neoadjuvant chemotherapy response in high‐grade serous ovarian cancer. Immune‐active tumors exhibit enhanced B‐cell infiltration and favorable sensitivity, whereas metabolically rewired tumors display oxidative phosphorylation dependency and resistance.
Wei Jiang   +11 more
wiley   +1 more source

Single‐Cell Transcriptomic Analysis of Tumor Heterogeneity and the Microenvironment in Pseudomyxoma Peritonei

open access: yesAdvanced Science, EarlyView.
This study presents a single‐cell atlas of pseudomyxoma peritonei spanning primary and paired metastatic lesions. Distinct epithelial substates, stromal remodeling, immune exclusion, lipid metabolic reprogramming, and a candidate angiogenic network were identified in metastatic lesions.
Xi Li   +14 more
wiley   +1 more source

Molecular breeding of carotenoid biosynthetic pathways

open access: yes, 2000
The burgeoning demand for complex, biologically active molecules for medicine, materials science, consumer products, and agrochemicals is driving efforts to engineer new biosynthetic pathways into microorganisms and plants.
Umeno, Daisuke   +2 more
core  

Selenium Nanoparticles Selectively Target KRAS G13D to Inhibit Colorectal Cancer

open access: yesAdvanced Science, EarlyView.
The mechanisms of SeNPs therapy in cancer treatment, encompass three parallel actions: (1) seleno‐amino acids, key metabolites, upregulate GPX2 expression, thereby inhibiting tumor metastasis via the GPX2‐HIF1α‐VEGF signaling pathway; (2) selenite (SeO32−), an inorganic metabolite, forms hydrogen bonds with amino acid residues 13–17 of the KRAS G13D ...
Xiaoting Liu   +13 more
wiley   +1 more source

Polychip‐A High‐Throughput Droplet Microfluidics Platform for Interrogating Microbial Interactions

open access: yesAdvanced Science, EarlyView.
Polychip, a fully integrated droplet microfluidics platform, enables high‐throughput, single‐cell resolution screening of polymicrobial interactions. By seamlessly combining six automated microfluidics operations on a single chip, the system accelerates antimicrobial discovery by 11 to 14 times compared to traditional robotic methods.
Jeong Jae Han   +11 more
wiley   +1 more source

Phylloquinone biosynthetic pathway

open access: yes, 2018
Photosynthesis converts solar energy into chemical energy to drive the biological processes of life on our planet. Photosystem I (PSI) is one of the two reaction centers of oxygenic photosynthesis in cyanobacteria and higher plants. PSI is a multisubunit membrane bound protein complex that catalyzes the photooxidation of plastocyanin in the thylakoid ...
openaire   +3 more sources

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