Results 71 to 80 of about 461,814 (281)

Titanium S-Boxes: A New Family of 4-bit Optimal S-Boxes for Feistel-Based Lightweight Block Ciphers

open access: yesIEEE Access
Substitution boxes (S-boxes) are the main nonlinear components in lightweight block ciphers (LBCs), including Feistel-based designs. Whereas existing S-boxes achieve optimal resistance to differential attacks (DAs), most remain vulnerable to boomerang ...
David Carcano Ventura   +2 more
doaj   +1 more source

Regulation of the lncRNA NEAT1 by p53‐ΔNp63 crosstalk modulates the DNA damage response and therapeutic efficacy in HNSCC

open access: yesMolecular Oncology, EarlyView.
In head and neck squamous cell carcinoma (HNSCC) p53 and p63 exert opposite roles on the transcription regulation of the lncRNA NEAT1. Under basal conditions, p53 levels are low and p63 represses NEAT1 expression. Upon genotoxic stress, p53 is rapidly induced, displacing p63 from the NEAT1 promoter leading to NEAT1 transcriptional activation and ...
Sara De Domenico   +5 more
wiley   +1 more source

APOBEC3 activity and DNA polymerase‐ε deficiency are associated with distinct IDH1 R132 hotspot mutations

open access: yesMolecular Oncology, EarlyView.
Isocitrate dehydrogenase 1 (IDH1) mutations are highly recurrent in multiple human cancer types, including cholangiocarcinoma and glioma. IDH1 R132C is the most common IDH1 mutation in cholangiocarcinoma and likely arises from APOBEC3A‐ or APOBEC3B‐mediated deamination.
Kelly E. Butler   +3 more
wiley   +1 more source

Fanoian, Pappian and Desarguesian Affine Spaces

open access: yes, 2007
this paper. Let O 1 be an ordered affine space. One can check that (O 1 ) is affine space-like and non trivial. Let O 1 be an ordered affine plane. Note that (O 1 ) is 2-dimensional.
Desarguesian Affine   +1 more
core  

Substitution-closed pattern classes [PDF]

open access: yes, 2011
The substitution closure of a pattern class is the class of all permutations obtained by repeated substitution. The principal pattern classes (those defined by a single restriction) whose substitution closure can be defined by a finite number of ...
Atkinson, M.D.   +6 more
core   +1 more source

The multifaceted roles of lysosomes in cancer

open access: yesMolecular Oncology, EarlyView.
Lysosomes support cancer cell adaptation by integrating macromolecule degradation and nutrient recycling with nutrient sensing, inter‐organelle communication and immune regulation. These interconnected functions can promote tumour growth, stress tolerance and therapy resistance, while also creating context‐dependent vulnerabilities that may be ...
Jia Li, Kevin M. Ryan
wiley   +1 more source

Ultra lightweight AES S-box ASIC hardware for low-power IoT devices

open access: yesScientific Reports
In pursuit of secure, resource-constrained cryptographic hardware for the Internet of Things (IoT), this work presents an Advanced Encryption Standard (AES) Substitution-box (S-box) architecture optimized for ultra-low power, minimal area, and high ...
Salman Ahmed   +5 more
doaj   +1 more source

OTQuSbox Framework: A Quantum-Assisted Session-Based S-Box Construction With Secure Seed Synchronization

open access: yesIEEE Access
Conventional Substitution-boxes (S-boxes) used in symmetric-key cryptography are typically static or generated through deterministic pseudo-random processes, making them vulnerable to long-term structural analysis, precomputation, and learning-based ...
Annas W. Malik   +3 more
doaj   +1 more source

Tumour‐proximal deep serum proteomics identifies biomarkers associated with ovarian cancer

open access: yesMolecular Oncology, EarlyView.
New biomarkers are needed for early ovarian cancer detection. Ovarian (tumour‐proximal) and peripheral vein serum from healthy women and patients with benign or malignant tumours underwent nanoparticle‐enriched deep proteomics. Ovarian serum yielded more protein identifications and revealed tumour‐reflective signatures.
Darren Lau   +9 more
wiley   +1 more source

Robust factorization for the affine camera: Analysis and comparison [PDF]

open access: yes, 2002
Based on our previous work on the use of subspace distances for the outlier detection problem in video sequences under affine projection, this paper reports our further analysis of the problem and presents two algorithms for computing the reprojection ...
Heyden, A.   +4 more
core   +1 more source

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