Results 51 to 60 of about 5,126 (291)

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

Vehicle Density Based Forwarding Protocol for Safety Message Broadcast in VANET

open access: yesThe Scientific World Journal, 2014
In vehicular ad hoc networks (VANETs), the medium access control (MAC) protocol is of great importance to provide time-critical safety applications. Contemporary multihop broadcast protocols in VANETs usually choose the farthest node in broadcast range ...
Jiawei Huang, Yi Huang, Jianxin Wang
doaj   +1 more source

ANALISIS PRODUKTIVITAS, BIAYA OPERASI DAN PAMADATAN TANAH PADA PENYARADAN TRAKTOR VALMET FORWARDER 890.3 DI AREAL HTI PROVINSI RIAU

open access: yesJurnal Penelitian Hasil Hutan (Journal of Forest Products Research), 2012
Penelitian penyaradan kayu di hutan tanaman industri (HTI) dengan menggunakan traktor Valmet forwarder di lakukan di Perusahaan PT. RAPP, Provinsi Riau.
Zakaria Basari, Dulsalam Dulsalam
doaj   +1 more source

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

THE STRATEGY OF LOGISTICS ASSOCIATIONS IN FOLLOWING THE DEVELOPMENT OF E-COMMERCE [PDF]

open access: yesEurasia: Economics & Business, 2019
This study aims to determine the application, obstacles, and appropriate strategies of logistics associations in following the development of e-commerce.
Sulasmiyati S., Fanani D., Erwin
doaj  

Avaliação da qualidade operacional em cinco subsistemas de colheita florestal Evaluation of the operational quality in five subsystems of forest harvesting

open access: yesRevista Árvore, 2005
A qualidade das operações foi avaliada em cinco subsistemas de colheita, adotados por empresas florestais brasileiras que utilizam madeira para produção de celulose de fibras curtas e painéis.
Laércio Antônio Gonçalves Jacovine   +4 more
doaj   +1 more source

Synergistic perspectives—How single‐molecule biophysics complement biochemical understanding

open access: yesFEBS Letters, EarlyView.
In this review, we discuss how ensemble biochemistry and single‐molecule approaches are complementary, outline commonly used single‐molecule techniques, and illustrate their relevance through two representative case studies: chromatin organization by SMC complexes and pathway choice during DNA double‐strand break repair.
Sara De Bragança   +2 more
wiley   +1 more source

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

Kepadatan Tanah oleh Dua Jenis Forwarder dalam Pemanenan Hutan [PDF]

open access: yes, 2012
Mesin-mesin seperti bulldozer dan forwarder pada operasi pemanenan hutan digunakan untuk penyaradan kayu dari tunggak sampai ke Tempat Pengumpulan Kayu (TPn). Forwarder digunakan dalam operasi pemanenan hutan berupa penyaradan kayu di areal Hutan Tanaman
Matangaran, J. R. (J), Suwarna, U. (U)
core  

The Integrated Forward-Forward Algorithm: Integrating Forward-Forward and Shallow Backpropagation With Local Losses

open access: yesCoRR, 2023
The backpropagation algorithm, despite its widespread use in neural network learning, may not accurately emulate the human cortex's learning process. Alternative strategies, such as the Forward-Forward Algorithm (FFA), offer a closer match to the human cortex's learning characteristics.
openaire   +3 more sources

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