Results 121 to 130 of about 3,799,599 (344)

Circulating tumor cell viability during and after radiotherapy mirrors treatment response in cancer patients

open access: yesMolecular Oncology, EarlyView.
Radiotherapy (RT) response depends on the DNA repair capacity of tumor and host cells. We show that circulating tumor cell (CTC) counts and apoptosis rates before and after RT predict treatment response and outcome, which can be accessed via easily accessible liquid biopsy approaches. Created in BioRender. Wikman, H.
Yvonne Goy   +10 more
wiley   +1 more source

Density of rational points on certain elliptic K3 surfaces

open access: yes, 2019
We propose a 2-cover method to study rational points on elliptic surfaces. We apply it to several isotrivial Kummer-type families whose generic Mordell-Weil ranks are 0 so that geometric argument may fail and we show that for these families rational ...
Huang, Zhizhong
core  

Loss of IGF‐1R impairs DNA‐PKcs recruitment to chromatin leading to defective end‐joining

open access: yesMolecular Oncology, EarlyView.
IGF‐1R promotes radioresistance by facilitating DNA‐PKcs recruitment to chromatin, enabling non‐homologous end‐joining (NHEJ) repair of double‐strand breaks. Inhibition or loss of IGF‐1R disrupts this recruitment to damage sites, driving compensatory reliance on microhomology‐mediated end‐joining (MMEJ) repair.
Matthew O. Ellis   +3 more
wiley   +1 more source

Rational points over $C_1$-fields of characteristic 0

open access: yes, 2019
In the 1950s Lang studied the properties of $C_1$ fields, that is, fields over which every hypersurface of degree at most $n$ in a projective space of dimension $n$ has a rational point.
Pieropan, Marta
core  

(G,F)-points on ℚ-algebraic varieties [PDF]

open access: yesNotes on Number Theory and Discrete Mathematics
Let ℚ be the field of rational numbers, and let C be an algebraically closed field containing ℚ. Let G ∈ ℚ[x,y,z] be a polynomial, then the zero set of G is Z(G) = {P ∈ Cⁿ | G(P) = 0}.
Yangcheng Li, Hongjian Li
doaj   +1 more source

MITF maintains genome stability in nonmelanocyte lineages

open access: yesMolecular Oncology, EarlyView.
MITF is essential for melanocyte survival and acts as an oncogene in 10%–20% of melanomas. We show that MITF depletion causes genome instability in nonmelanocytic cells, leading to LATS2‐mediated P53 activation, cell cycle arrest, and apoptosis. This study highlights the role of MITF as a genome maintenance factor beyond the melanocyte lineage. Created
Drifa H. Gudmundsdottir   +13 more
wiley   +1 more source

Noncommutative Rational Double Points

open access: yesJournal of Algebra, 2000
Let \(k\) be an algebraically closed field of characteristic zero, let \(P=k\langle \langle u,v\rangle \rangle\) be the noncommutative power series ring in the two indeterminates \(u,v\), and \(r\in P\). Suppose that the leading term of \(r\) is quadratic with no linear factors. Then \(B=P/(r)\) is a regular ring of dimension two.
openaire   +1 more source

Tumor B‐cell infiltration in platinum‐treated advanced muscle‐invasive urothelial carcinoma

open access: yesMolecular Oncology, EarlyView.
Bladder tumors with higher pretreatment memory B‐cell infiltration were linked to longer survival after cisplatin chemotherapy, but not carboplatin. These tumors also showed more organized immune structures (tertiary lymphoid structures) and a shared pro‐inflammatory B‐cell‐rich community, suggesting that memory B cells may help identify patients most ...
Konrad Stawiski   +10 more
wiley   +1 more source

Tensor product and irregularity for holonomic D-modules

open access: yes, 2015
To appear at C. R. Acad. Sci. ParisLet M be a complex of D-modules with bounded holonomic cohomology on a complex manifold.
Teyssier, Jean-Baptiste
core  

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