Results 31 to 40 of about 123,574 (223)

Petri Net-Based Model of Helicobacter pylori Mediated Disruption of Tight Junction Proteins in Stomach Lining during Gastric Carcinoma

open access: yesFrontiers in Microbiology, 2017
Tight junctions help prevent the passage of digestive enzymes and microorganisms through the space between adjacent epithelial cells lining. However, Helicobacter pylori encoded virulence factors negatively regulate these tight junctions and contribute ...
Anam Naz   +5 more
doaj   +1 more source

A New Method of Measuring 81Kr and 85Kr Abundances in Environmental Samples

open access: yes, 2003
We demonstrate a new method for determining the 81Kr/Kr ratio in environmental samples based upon two measurements: the 85Kr/81Kr ratio measured by Atom Trap Trace Analysis (ATTA) and the 85Kr/Kr ratio measured by Low-Level Counting (LLC).
B. E. Lehmann   +12 more
core   +1 more source

Employee Delight: Conceptualization, Antecedents, and Consequences

open access: yesHuman Resource Development Quarterly, EarlyView.
ABSTRACT This article examines the concept of employee delight as a distinct construct within organizational behavior. Based on a systematic literature review, we analyze 10 empirical studies that explicitly address this phenomenon. We propose a multidimensional conceptualization of employee delight as an affective state of highly positive valence and ...
Dalilis Escobar‐Rivera   +2 more
wiley   +1 more source

Pengaruh YouTube Atta Halilintar Terhadap Motivasi Bagi Mahasiswa

open access: yesJurnal Dakwah dan Komunikasi, 2020
Perkembangan teknologi semakin maju dengan adanya sebuah media baru yang muncul saat ini, seperti media sosial yang menjadi salah satu kebutuhan utama bagi yang menggunakannya, media sosial saat ini telah mengembangkan suatu media baru, salah satunya ...
Agnita Eriyawati   +2 more
doaj   +1 more source

Scale-Free Networks Generated By Random Walkers

open access: yes, 2004
We present a simple mechanism for generating undirected scale-free networks using random walkers, where the network growth is determined by choosing parent vertices by sequential random walks. We show that this mechanism produces scale-free networks with
Albert   +23 more
core   +1 more source

The effects of mindfulness‐based interventions on emotion regulation/dysregulation in people with mental health conditions: A systematic review and meta‐analysis

open access: yesJCPP Advances, EarlyView.
Abstract Background We conducted a systematic review and meta‐analysis to examine the effects of mindfulness‐based interventions (MBIs) on emotion regulation (ER) and emotion dysregulation (ED) in people with any mental health condition. Methods Following a pre‐registered protocol (PROSPERO CRD42024618605), we searched multiple databases (Web of ...
Thomas Easdale‐Cheele   +4 more
wiley   +1 more source

Some love them, others hate them: Understanding farmers' tree planting decisions in Scotland

open access: yesPeople and Nature, EarlyView.
Abstract Agroforestry is increasingly recognized as a sustainable agricultural land use system with potential to sequester carbon, create and repair habitats, enhance biodiversity and offer environmental and socio‐economic benefits, including improved agricultural productivity.
Albert Mvula, Katrin Prager, Josie Geris
wiley   +1 more source

A 2-D Fully Polarized Van Atta Array Based on Wide-Beam Tri-Polarized Antennas

open access: yesMicromachines
This paper proposes a 2-D fully polarized Van Atta array, which consists of four tri-polarized antenna elements. The tri-polarized antenna element comprises a monopole antenna and a low-profile microstrip antenna that widens the beam by folding four ...
Jicheng Pan   +3 more
doaj   +1 more source

Determinação do fator de conversão em colônias de Atta sexdens rubropilosa (Hymenoptera: Formicidae) e sua relação com a qualidade do material vegetal cortado Determination of the conversion factor in colonies of Atta sexdens rubropilosa (Hymenoptera: Formicidae) and its relationship with the quality of harvested leaf substrate

open access: yesRevista Árvore, 2007
As formigas cortadeiras (Atta e Acromyrmex) são consideradas importantes pragas na agricultura e silvicultura, mas pouco se sabe sobre os reais danos dessas espécies.
Leandro Sousa-Sou   +4 more
doaj   +1 more source

Lipid extraction and analysis of microalgae strain pectinodesmus PHM3 for biodiesel production

open access: yesBMC Biotechnology, 2023
The current study is focused on the lipid extract of microalgae; Pectinodesmus strain PHM3 and its general analysis in terms of chemical contents. Combinations of both chemical and mechanistic approaches were applied to obtain the maximum yield of lipids
Dania Akram Kiyani   +5 more
doaj   +1 more source

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