Results 131 to 140 of about 15,326,315 (274)

The alpha 1/beta 1 and alpha 6/beta 1 integrin heterodimers mediate cell attachment to distinct sites on laminin. [PDF]

open access: yes, 1990
This study was undertaken to determine the roles of individual alpha/beta 1 integrin heterodimers in promoting cellular interactions with the different attachment-promoting domains of laminin (LN). To do this, antibodies to the integrin beta 1 subunit or
Crowley, E   +6 more
core  

Local modularity measure for network clusterizations

open access: yes, 2005
Many complex networks have an underlying modular structure, i.e., structural subunits (communities or clusters) characterized by highly interconnected nodes. The modularity $Q$ has been introduced as a measure to assess the quality of clusterizations. $Q$
Amedeo Caflisch   +6 more
core   +1 more source

Involvement of GTPases and vesicle adapter proteins in Heparan sulfate biosynthesis: role of Rab1A, Rab2A and GOLPH3

open access: yesThe FEBS Journal, Volume 292, Issue 9, Page 2237-2250, May 2025.
Vesicle trafficking governs the biosynthesis of heparan sulfate (HS) by controlling the positioning of HS‐modifying enzymes within Golgi compartments. The proteins Rab1A and Rab2A play dynamic, compensatory roles that affect HS levels by influencing the transport of these enzymes.
Maria C. Z. Meneghetti   +4 more
wiley   +1 more source

Produksi Oligomer Kitosan dari Limbah Udang Windu (Panaeus monodon) Menggunakan Enzim Kitosanase dari Isolat Bakteri Klebsiella sp.

open access: yesIndonesian Journal of Chemical Research, 2016
Chitosan is a biopolymer that is the main content of D-glucosamine and several parts of N-acetyl-D-glucosamine bound to β- (1-4) glucoside. Chitosan receive special attention as functional biopolymers for applications in various fields.
Sarni Sarni   +2 more
doaj  

Oral administration of D-glucosamine confers broad-spectrum protection against human coronaviruses including SARS-CoV-2. [PDF]

open access: yesSignal Transduct Target Ther, 2023
Qi Q   +11 more
europepmc   +1 more source

N‐acetylglucosamine sensing in the filamentous soil fungus Trichoderma reesei

open access: yesThe FEBS Journal, EarlyView.
N‐acetylglucosamine (GlcNAc) is involved in diverse signaling pathways in dimorphic yeasts and bacteria, including virulence and cell death. Here, we investigated GlcNAc sensing in Trichoderma reesei. GlcNAc signaling influences around 2100 genes in this filamentous soil fungus.
Sadia Fida Ullah   +6 more
wiley   +1 more source

Formation of a renewable amide, 3-acetamido-5-acetylfuran, via direct conversion of N-acetyl-D-glucosamine

open access: yes, 2012
An effective method for transforming an amino-sugar into an N-substituted furan in an ionic liquid is reported. B(OH)3 significantly improves the yield (60%, 3 min MW heating).
M. Drover   +3 more
semanticscholar   +1 more source

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