Results 31 to 40 of about 151,798 (262)

Heterotropic regulation and negative homotropic cooperativity

open access: yesFEBS Open Bio, EarlyView.
We identified a structural module common to some proteins that couple negative cooperativity with heterotropic regulation, two features that rarely coexist. These proteins are ring‐like and present an ordered asymmetry whereby noncontacting subunits are symmetric, and their tertiary structure differs from that of contacting subunits.
Veronica Morea   +5 more
wiley   +1 more source

Profound Leadership Strategies: Transcending the Leadership Crisis in the Age of Artificial Intelligence

open access: yesNew Directions for Adult and Continuing Education, EarlyView.
ABSTRACT This article examines the evolving role of organizational leadership amidst the rapid advancements in artificial intelligence (AI). It explores a broadly experienced and documented crisis in leadership, due in part to the disruptive nature of AI and emerging technology.
Rachel Wlodarsky, Davin Carr Chellman
wiley   +1 more source

Electrical Remodeling and Low Voltage Areas in Atrial Fibrillation Patients with Functional Mitral Regurgitation: A Multicenter Evaluation

open access: yesReviews in Cardiovascular Medicine
Background: Atrial fibrosis may act as a substrate for atrial fibrillation (AF) and atrial functional mitral regurgitation (MR); thus, recognition is required to select the optimal therapeutic intervention.
Li-Jun Zeng   +8 more
doaj   +1 more source

The Relationship between Ownership Structure and Capital Structure

open access: yesSEISENSE Journal of Management, 2019
Objective – The main objective of this study is to measure the relationship between ownership structure and capital structure by using the chemical sector of Pakistan.
Sadia Murtaza, Irsa Azam
doaj   +1 more source

Capital Structure Theories and Speed of Capital Adjustment towards Target Capital Structure along Life Cycle Stages of Asian Manufacturing Firms

open access: yesJournal of Accounting and Finance in Emerging Economies, 2020
Purpose: Firms have different costs and benefits and asymmetric information across their life cycle stages and hence each stage has different financial pattern and speed of adjustment towards target capital.
Muhammad Sajid Amin   +3 more
doaj   +1 more source

Determinants of the capital structure of Polish industrial enterprises

open access: yesZeszyty Naukowe Małopolskiej Wyższej Szkoły Ekonomicznej w Tarnowie, 2021
The subject of the article covers the determinants of the capital structure. The aim of this study is to examine the relationship between the capital structure and the liquidity, profitability, age and size of Polish industrial companies.
Kinga Ociesa
doaj   +1 more source

Five‐Year Disease Progression in Synuclein Seeding Positive Sporadic Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To provide a comprehensive description of disease progression in synuclein seeding assay (SAA) positive sporadic Parkinson Disease participants, using Neuronal Synuclein Disease integrated biological and functional impairment staging framework.
Paulina Gonzalez‐Latapi   +19 more
wiley   +1 more source

Efficient reduction of nitric oxide using zirconium phosphide powders synthesized by elemental combination method

open access: yesScientific Reports, 2017
Zirconium phosphide (ZrP) powders were synthesized by elemental combination method via the direct reaction of zirconium powders with red phosphorus, and characterized by XRD, SEM, XPS, XRF, SAED and TEM measurements.
Zhen Li   +9 more
doaj   +1 more source

Demographic structure and capital accumulation [PDF]

open access: yesJournal of Economic Theory, 2007
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +6 more sources

Normal‐Appearing White Matter Injury Mediates Chronic Deep Venous Hypoxia and Disease Progression in Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore how cerebral hypoxia and Normal‐Appearing White Matter (NAWM) integrity affect MS lesion burden and clinical course. Methods Seventy‐nine MS patients, including 13 clinically isolated syndrome (CIS) patients and 66 relapsing–remitting multiple sclerosis (RRMS) patients, and 44 healthy controls (HCs) were recruited from ...
Xinli Wang   +8 more
wiley   +1 more source

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