Results 31 to 40 of about 219,503 (308)

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

Demographic context of Media and Information Literacy (MIL) skills among senior high school students in Ghana

open access: yesJournal of Media Literacy Education
This paper explores the media and information literacy (MIL) competencies of young Ghanaians in senior high schools. It is premised on the rising spate of misinformation, online security breaches, and the avalanche of content young people must navigate ...
Patience Emefa Dzandza Ocloo   +3 more
doaj   +1 more source

Semicircular Patch-Embedded Vivaldi Antenna for Miniaturized UWB Radar Sensors

open access: yesSensors, 2020
A microstrip-to-slot line-fed miniaturized Vivaldi antenna using semicircular patch embedment is proposed in this study. The conventional Vivaldi antenna has ultrawide bandwidth, but suffers from low gain in the low-frequency band.
Jungwoo Seo, Jae Hee Kim, Jungsuek Oh
doaj   +1 more source

Liver organoids: modelling complexity in homeostasis and disease

open access: yesFEBS Letters, EarlyView.
Studying liver in vitro has been challenging because simple 2D cell cultures fail to capture liver's cellular and architectural complexity. To bridge this gap, scientists increasingly use organoids, 3D liver models which better mimic liver composition and function. This review examines recent advances in liver organoid complexity and realism, discusses
Anna M. Dowbaj, Meritxell Huch
wiley   +1 more source

(In)effective communication about social responsibility? Examining large european businesses in the Czech Republic

open access: yesBusiness, Management and Economics Engineering
Purpose – Businesses are expected to be socially responsible by engaging in Corporate social responsibility (CSR) and even the Creation of shared values (CSV).
Radka Macgregor Pelikanova   +3 more
doaj   +1 more source

Three-Year-Old Photographers: Educational Mediation as a Basis for Visual Literacy via Digital Photography in Early Childhood

open access: yesJournal of Media Literacy Education, 2016
The study examines two years of an educational program for children aged three to four, based on the use of digital cameras. It assesses the program’s effects on the children and adults involved in the project, and explores how they help the youngsters ...
Arielle Friedman
doaj   +1 more source

COM731: New communication technologies / Faculty of Communication and Media Studies [PDF]

open access: yes, 2018
This course is offered as a graduate seminar class. It is intended to be useful for students interested in the study of media and communication generally or of technology generally.
UiTM, Faculty of Communication and Media Studies
core  

The microbiome in human skin aging

open access: yesFEBS Letters, EarlyView.
Age‐related skin changes encompass the well‐known visible phenotypic alterations, together with microbiome dysbiosis and a series of molecular aging hallmarks. These hallmarks characterize not only a fully stablished aged phenotype but also the skin aging process itself.
Manuel Huerta Arana   +3 more
wiley   +1 more source

Can I trust this information? Using adolescent narratives to uncover online information seeking processes

open access: yesJournal of Media Literacy Education
Adolescent internet usage is incredibly prevalent, marking a need for educational support as they navigate online texts. As online texts are prone to bias and misinformation, it is important to fully understand how young people conceptualize this ...
Rachel Besharat-Mann
doaj   +1 more source

Local communication channel for subway riders [PDF]

open access: yes, 2007
Thesis (S.M.)--Massachusetts Institute of Technology, School of Architecture and Planning, Program in Media Arts and Sciences, 2007.The goal of T Talk, is to utilize the tens of minutes of subway waiting time everyday as an opportunity for reading and ...
Teng, Chao-Ming, S.M. Massachusetts Institute of Technology
core  

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