Results 41 to 50 of about 89,217 (286)

FANCONI SYNDROME SECONDARY TO CYSTINOSIS IN YOUNG MALE: A CASE REPORT

open access: yesKhyber Medical University Journal, 2021
INTRODUCTION:  Nephropathic cystinosis is a rarely occurring inherited metabolic disorder, leading to Fanconi syndrome, progressive renal failure and a range of extra-renal manifestations including endocrinopathies.
Samina Bibi   +5 more
doaj   +1 more source

FGF-2 Induces Neuronal Death through Upregulation of System xc- [PDF]

open access: yes, 2014
The cystine/glutamate antiporter (system xc-) transports cystine into cell in exchange for glutamate. Fibroblast growth factor-2 (FGF-2) upregulates system xc- selectively on astrocytes, which leads to increased cystine uptake, the substrate for ...
Albano, Rebecca   +2 more
core   +1 more source

Cutaneous Melanoma Drives Metabolic Changes in the Aged Bone Marrow Immune Microenvironment

open access: yesAging and Cancer, EarlyView.
Melanoma, the deadliest form of skin cancer, increasingly affects older adults. Our study reveals that melanoma induces changes in iron and lipid levels in the bone marrow, impacting immune cell populations and increasing susceptibility to ferroptosis.
Alexis E. Carey   +12 more
wiley   +1 more source

Cystine transporter SLC7A11/xCT in cancer: ferroptosis, nutrient dependency, and cancer therapy

open access: yesProtein & Cell, 2020
The cystine/glutamate antiporter SLC7A11 (also commonly known as xCT) functions to import cystine for glutathione biosynthesis and antioxidant defense and is overexpressed in multiple human cancers.
Pranavi Koppula, Li Zhuang, Boyi Gan
doaj   +1 more source

Diels‐Alder Click Chemistry as a Dynamic‐Covalent Crosslinking Method in Spheroid‐Encapsulating Hydrogels for Cartilage Engineering

open access: yesAdvanced Healthcare Materials, EarlyView.
This research shows the development of hydrogels with Diels‐Alder click chemistry for engineering cartilage‐like tissue. The hydrogels support cartilage spheroids which could be cultured for at least 28 days. Furthermore, the spheroids showed a tendency to fuse together into a more consistent construct, and produced important components needed for ...
Sanne M. van de Looij   +8 more
wiley   +1 more source

Studies on Woolen Threads from Historical Tapestries [PDF]

open access: yes, 2007
Fourier transform (FTIR) attenuated total reflectance (ATR)and second derivative spectroscopy has been used for the first time to evaluate the state of degradation in historical woollen threads from the collections of Flemish tapestries (15th-17th ...
Campana, Roberto   +2 more
core  

Phylogenomic study of Burkholderia glathei-like organisms, proposal of 13 novel Burkholderia species and emended descriptions of Burkholderia sordidicola, Burkholderia zhejiangensis, and Burkholderia grimmiae [PDF]

open access: yes, 2016
Partial gyrB gene sequence analysis of 17 isolates from human and environmental sources revealed 13 clusters of strains and identified them as Burkholderia glathei Glade (BGC) bacteria.
Cooper, Vaughn S   +5 more
core   +3 more sources

Palmitoylation‐Mediated Ubiquitination of SRPK1 Regulates Ferroptosis in High‐Fat‐Induced Erectile Dysfunction

open access: yesAdvanced Science, EarlyView.
Elevated exogenous palmitic acid promotes the S‐palmitoylation of SRPK1 in endothelial cells, a dynamic process governed by ZDHHC24 and APT1. This post‐translational modification strengthens the interaction between SRPK1 and the E3 ubiquitin ligase MIB1, thereby facilitating the proteasomal degradation of SRPK1.
Xiao‐Hui Tan   +11 more
wiley   +1 more source

Biosynthesis of food constituents: Amino acids. 3. Modified proteinogenic amino acids - a review

open access: yesCzech Journal of Food Sciences, 2006
This review article gives a survey of principal pathways that lead to the biosynthesis of the modified principal proteinogenic amino acids, i.e. cystine, 4-hydroxyproline, 5-hydroxylysine, 3-methylhistidine, and O-phosphoserine.
Jan Velíšek, Karel Cejpek
doaj   +1 more source

Transport of BMAA into Neurons and Astrocytes by System x\u3csub\u3ec\u3c/sub\u3e- [PDF]

open access: yes, 2018
The study of the mechanism of β-N-methylamino-l-alanine (BMAA) neurotoxicity originally focused on its effects at the N-methyl-d-aspartate (NMDA) receptor. In recent years, it has become clear that its mechanism of action is more complicated.
Albano, Rebecca, Lobner, Doug
core   +1 more source

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