Results 41 to 50 of about 569 (265)

Islamic stocks, conventional stock market, or cryptocurrencies? Looking for a Safe Haven during Covid-19

open access: yesالمجلة الدولية للأداء الاقتصادي, 2023
  This paper investigates the safe haven potential of Islamic stocks within the context of the London stock market, alongside other prominent hedging assets, namely gold, Brent crude, and Bitcoin, using the M-DCC GARCH model.
Benbekhti Seyf Eddine   +2 more
doaj  

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Dynamic energy hedging and safe havens in BRICS Plus stock markets

open access: yesModern Finance
This paper examines whether crude oil and natural gas act as diversifiers, hedges, and safe havens for BRICS Plus stock markets during the COVID-19 pandemic, the Russia–Ukraine conflict, and the Silicon Valley Bank collapse.
Rihab Belguith, Yessmine Snene Manzli
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

La question nationale des exportations hors hydrocarbures -Méthodologie pour une approche stratégique-

open access: yesدراسات العدد الاقتصادي, 2017
La question de l’après-pétrole en Algérie a été mise à l’ordre du jour à la fin des années 1970. Depuis, elle n’a pas avancé d’un iota. Bien plus, l’économie algérienne s’est enfoncée davantage dans son « addiction » à la rente des hydrocarbures.
Mohamed BOUCHAKOUR
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Assessing Bitcoin and Gold as Safe Havens Amid Global Uncertainties: A Rolling Window DCC-GARCH Analysis

open access: yesNMIMS Management Review
We examine the roles of Gold and Bitcoin as a hedge, a safe haven, and a diversifier against the coronavirus disease 2019 (COVID-19) pandemic and the Ukraine War.
Anoop S Kumar   +2 more
doaj   +1 more source

Diversifier, Hedge, or Safe Haven? Bitcoin’s Role Against the Brazilian Stock Market During the COVID-19 Turmoil

open access: yesRisks
The main purpose of this study was to analyze the dynamics of the conditional correlation between Bitcoin and BOVA11 (a Brazilian stock market ETF that has seen a significant increase in foreign investors) across the pre-, during, and post-COVID-19 ...
Vitor Fonseca Machado Beling Dias   +1 more
doaj   +1 more source

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

BOND AS A SAFE HAVEN DURING MARKET CRASH: EXAMINATION OF COVID-19 PANDEMIC IN ASEAN-5

open access: yesJurnal Manajemen dan Wirausaha, 2021
The central aim of this paper is to examine the effectiveness of corporate bonds and government bonds against the stock price fluctuation in ASEAN-5 countries (Indonesia, Malaysia, Philippines, Thailand and Singapore).
Gabriela Elvina Dwiastuti Siahaan   +1 more
doaj   +1 more source

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