Results 51 to 60 of about 13,801,421 (357)

Lysosomal Function Impacts the Skeletal Muscle Extracellular Matrix

open access: yesJournal of Developmental Biology, 2021
Muscle development and homeostasis are critical for normal muscle function. A key aspect of muscle physiology during development, growth, and homeostasis is modulation of protein turnover, the balance between synthesis and degradation of muscle proteins.
Elizabeth C. Coffey   +4 more
doaj   +1 more source

Functions of a matrix and their norms

open access: yesLinear Algebra and its Applications, 1978
AbstractFor a polynomial ƒ and a matrix A we obtain formulas for ƒ(A) and bounds for ∥ƒ(A)∥ which are expressed in terms of the entries of A and the values of ƒ at the eigenvalues of A.
openaire   +2 more sources

Refining the NaV1.7 pharmacophore of a class of venom‐derived peptide inhibitors via a combination of in silico screening and rational engineering

open access: yesFEBS Letters, EarlyView.
Venom peptides have shown promise in treating pain. Our study uses computer screening to identify a peptide that targets a sodium channel (NaV1.7) linked to chronic pain. We produced the peptide in the laboratory and refined its design, advancing the search for innovative pain therapies.
Gagan Sharma   +8 more
wiley   +1 more source

Matrix model partition function by a single constraint

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
In the recent study of Virasoro action on characters, we discovered that it gets especially simple for peculiar linear combinations of the Virasoro operators: particular harmonics of $${\hat{w}}$$ w ^ -operators.
A. Mironov   +3 more
doaj   +1 more source

Modified Ranking Function to Compute Fuzzy Matrix Games

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2022
Game theory problems (GTP) frequently occur in Economy, Business Studies, Sociology, Political Science, Military Activities, and so on are some of the subjects covered.
Rasha Jalal Mitlif
doaj   +1 more source

Note on a Matrix-Concave Function

open access: yesJournal of Mathematical Analysis and Applications, 1995
AbstractWe supply new proofs for two important properties of the matrix-concave function F(A) = (K′A−K)+, A ≥ 0 and K ∈ R (A).
Liu, S., Neudecker, H.
openaire   +4 more sources

The Saccharomyces cerevisiae amino acid transporter Lyp1 has a broad substrate spectrum

open access: yesFEBS Letters, EarlyView.
In Saccharomyces cerevisiae, Yeast Amino acid Transporter family members mediate the import of amino acids, ranging from substrate specialists to generalists. Here, we show that the specialist transporter, Lyp1, has a broader substrate spectrum than previously described, with affinity constants spanning from micromolar to millimolar.
Foteini Karapanagioti   +3 more
wiley   +1 more source

Some Matrix Iterations for Computing Matrix Sign Function

open access: yesJournal of Applied Mathematics, 2014
Some iterative methods are introduced and demonstrated for finding the matrix sign function. It is analytically shown that the new schemes are asymptotically stable.
F. Soleymani   +3 more
doaj   +1 more source

The (dys)functional extracellular matrix

open access: yesBiochimica et Biophysica Acta (BBA) - Molecular Cell Research, 2015
The extracellular matrix (ECM) is a major component of the biomechanical environment with which cells interact, and it plays important roles in both normal development and disease progression. Mechanical and biochemical factors alter the biomechanical properties of tissues by driving cellular remodeling of the ECM.
Paul A. Janmey   +6 more
openaire   +3 more sources

Social context prevents heat hormetic effects against mutagens during fish development

open access: yesFEBS Letters, EarlyView.
This study shows that sublethal heat stress protects fish embryos against ultraviolet radiation, a concept known as ‘hormesis’. However, chemical stress transmission between fish embryos negates this protective effect. By providing evidence for the mechanistic molecular basis of heat stress hormesis and interindividual stress communication, this study ...
Lauric Feugere   +5 more
wiley   +1 more source

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