Results 71 to 80 of about 398,640 (265)

Graphs in molecular biology

open access: yesBMC Bioinformatics, 2007
Graph theoretical concepts are useful for the description and analysis of interactions and relationships in biological systems. We give a brief introduction into some of the concepts and their areas of application in molecular biology.
Falcon Seth   +4 more
doaj   +1 more source

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Molecular Biology

open access: yes, 2012
After a historical introduction to molecular biology, this course describes the basic types of DNA and RNA structure and the molecular interactions that shape them. It describes how DNA is packaged within the cellular nucleus as chromosomes.
The Saylor Foundation
core  

Systems biology of cell behavior [PDF]

open access: yes, 2010
Systems Biology approaches to drug discovery largely focus on the increasing understanding of intracellular and cellular circuits, by computational representation of a molecular system followed by parameter validation against experimental data.
Umezawa Y.   +4 more
core  

Mesenchymal Hippo signaling regulates intestinal homeostasis in adult mice

open access: yesiScience
Summary: Intestinal homeostasis is tightly regulated by the reciprocal interaction between the gut epithelium and adjacent mesenchyme. The Hippo pathway is intimately associated with intestinal epithelial homeostasis and regeneration; however, its role ...
Kyvan Dang   +11 more
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Biochemistry, molecular biology, and genetics.

open access: yes, 2014
Includes index.pharmacy bookfair2015Rev. ed. of: Biochemistry, molecular biology, and genetics / Todd A. Swanson, Sandra I. Kim, Marc J. Glucksman. 5th ed. c2010.ix, 449 p.
Lieberman, Michael, 1950-   +1 more
core  

Integrated structural biology of the native malarial translation machinery and its inhibition by an antimalarial drug

open access: yes
Our understanding of cellular events is hampered by the gap between the resolution at which we can observe events inside cells and our ability to replicate physiological conditions in test tubes.
Lee, Carolyn L   +31 more
core   +1 more source

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