Results 41 to 50 of about 110,214 (295)

Synthesis and Characterization of Reduced Graphene Oxide from Fiber of Borassus Flabelifer by Activation Method

open access: yesJurnal Fisika Flux, 2019
Reduced Graphene Oxide (RGO) has been successfully synthesized by calcination process at 4000C for 4 hours followed by activation with NaOH 1 M. Carbonization is the last process with variations in heating at 6500C, 7500C, 8500C, and 9500C for 1 hour ...
Fandi Angga Prasetya   +6 more
doaj   +1 more source

The cytoskeletal control of B cell receptor and integrin signaling in normal B cells and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
In lymphoid organs, antigen recognition and B cell receptor signaling rely on integrins and the cytoskeleton. Integrins act as mechanoreceptors, couple B cell receptor activation to cytoskeletal remodeling, and support immune synapse formation as well as antigen extraction.
Abhishek Pethe, Tanja Nicole Hartmann
wiley   +1 more source

Pemberdayaan ekonomi kelompok nelayan Desa Pangkah Kulon-Gresik dalam memproduksi kerupuk ikan sebagai upaya peningkatan nilai ekonomi ikan sortiran

open access: yesRiau Journal of Empowerment, 2021
Pangkah Kulon is one of the villages in Gresik Regency which is located in Ujung Pangkah District, Gresik, East Java. The lack of public knowledge about fish processing makes people required to be more creative in increasing the selling value of fish ...
Muhammad Faisal Ibrahim, Ngatini Ngatini
doaj   +1 more source

A stepwise emergence of evolution in the RNA world

open access: yesFEBS Letters, EarlyView.
How did biological evolution emerge from chemical reactions? This perspective proposes a gradual scenario of self‐organization among RNA molecules, where catalytic feedback on random mixtures plays the central role. Short oligomers cross‐ligate, and self‐assembly enables heritable variations. An event of template‐externalization marks the transition to
Philippe Nghe
wiley   +1 more source

Identifikasi Sumber Bising Berdasarkan Sinyal Campuran dengan Algoritma Minimum Variance Distortionless Response Weighted (MVDRW) pada Mesin Kompresor

open access: yesRekayasa Mesin, 2019
The vibration of the rotating engine can produce mixed sound and noise. The purpose of this study is to localize the noise sources by using mixed signals.
Anindita Adikaputri Vinaya   +2 more
doaj   +1 more source

Foot 3D Reconstruction and Measurement using Depth Data

open access: yesJournal of Information Systems Engineering and Business Intelligence, 2020
Background: The need for shoes with non-standard sizes is increasing, but this is not followed by the competence to measure the foot effectively. The high cost of such an instrument in the market has led to the development of a precise yet affordable ...
Doni Setio Pambudi, Lailatul Hidayah
doaj   +1 more source

NONSPERM CELLS IN HUMAN SEMEN AND THEIR RELATIONSHIP WITH SEMEN PARAMETERS [PDF]

open access: yesArchives of Andrology, 2000
The prevalence and clinical significance of leukocytes (WBC) and immature germ cells in semen is currently a matter of controversy. The aim of this work was to assess the prevalence of leukocytospermia in semen samples from Venezuelan men and its possible effects on sperm parameters.
Elsy Velazquez   +5 more
openaire   +2 more sources

B cell mechanobiology in health and disease: emerging techniques and insights into therapeutic responses

open access: yesFEBS Letters, EarlyView.
B cells sense external mechanical forces and convert them into biochemical signals through mechanotransduction. Understanding how malignant B cells respond to physical stimuli represents a groundbreaking area of research. This review examines the key mechano‐related molecules and pathways in B lymphocytes, highlights the most relevant techniques to ...
Marta Sampietro   +2 more
wiley   +1 more source

Audit Tata Kelola Teknologi Informasi pada Pengukuran Kinerja dan Kapasitas Bandwith berdasarkan Cobit 4.1

open access: yesJurnal Teknologi Informasi dan Ilmu Komputer, 2020
Universitas Internasional Semen Indonesia (UISI) di Gresik adalah merupakan perguruan tinggi yang berada di bawah naungan Yayasan Semen Indonesia Tbk. Teknologi informasi (TI) yang ada pada Universitas Internasional Semen Indonesia mempunyai bagian yang ...
Widya Sayekti   +2 more
doaj  

Factors Affecting Crowdfunding Investor Number in Agricultural Projects: The Dummy Regression Model

open access: yesJurnal Manajemen & Agribisnis, 2020
As an important sector in the Indonesian economy, the low capital problems in agriculture should be solved. Crowdfunding is one of the solutions gaining modal from society. This agricultural investment could be an attractive personal asset, too.
Yunita Siti Mardhiyyah   +2 more
doaj   +1 more source

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