Results 71 to 80 of about 219,402 (291)

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Permutation tests for hypothesis testing with animal social network data: Problems and potential solutions

open access: yesbioRxiv, 2020
Permutation tests are widely used to test null hypotheses with animal social network data, but suffer from high rates of type I and II error when the permutations do not properly simulate the intended null hypothesis.
D. Farine, G. Carter
semanticscholar   +1 more source

Restricted Permutations

open access: yesEuropean Journal of Combinatorics, 1985
Let \(S_n\) be the symmetric group on \(\{1,2,\ldots,n\}\). A permutation \(\sigma \in S_n\) is said to avoid the 3-letter word 132 iff there is no triple \(1\leq ...
Simion, Rodica, Schmidt, Frank W.
openaire   +1 more source

Ballot permutations and odd order permutations [PDF]

open access: yesDiscrete Mathematics, 2020
There was an error with an alternative formula for b(n,3) that was on page ...
openaire   +2 more sources

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Counting king permutations on the cylinder [PDF]

open access: yesEnumerative Combinatorics and Applications, 2022
Eli Bagno   +3 more
doaj   +1 more source

Covering n-Permutations with (n+1)-Permutations [PDF]

open access: yesThe Electronic Journal of Combinatorics, 2013
Let $S_n$ be the set of all permutations on $[n]:=\{1,2,\ldots,n\}$. We denote by $\kappa_n$ the smallest cardinality of a subset ${\cal A}$ of $S_{n+1}$ that "covers" $S_n$, in the sense that each $\pi\in S_n$ may be found as an order-isomorphic subsequence of some $\pi'$ in ${\cal A}$.  What are general upper bounds on $\kappa_n$?
Allison, Taylor F.   +3 more
openaire   +4 more sources

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Eigenvalues of random lifts and polynomials of random permutation matrices [PDF]

open access: yesAnnals of Mathematics, 2018
Consider a finite sequence of independent random permutations, chosen uniformly either among all permutations or among all matchings on n points. We show that, in probability, as n goes to infinity, these permutations viewed as operators on the (n-1 ...
C. Bordenave, B. Collins
semanticscholar   +1 more source

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

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