Results 41 to 50 of about 8,902 (203)

Efficacy of non-invasive chromosome screening, preimplantation genetic testing for aneuploidy, and morphological grading in selecting embryos of patients with advanced maternal age: a three-armed prospective cohort study

open access: yesBMC Pregnancy and Childbirth
Background Non-invasive chromosome screening (NICS) and trophectoderm biopsy preimplantation genetic testing for aneuploidy (TE-PGT) were both applied for embryo ploidy detection, However, the cumulative live birth rates (CLBR) of NICS and TE-PGT in ...
Qin Sun   +7 more
doaj   +1 more source

Deep root system architecture from a combination of DRO1 and qRL6.1 maintains high photosynthesis during rice grain-filling in paddy fields

open access: yesPlant Production Science
The source capacity affects grain yields. Many efforts have been made to enhance grain yields by introducing quantitative trait loci (QTLs) responsible for shoot-related traits associated with source capacity. Root-related traits could improve the source
Momoha Iba   +6 more
doaj   +1 more source

Knowing education in Thailand like a global expert organisation: Politics, context and data

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Global expert organisations play increasingly significant roles in the way that education is understood and governed internationally, including by influencing the discourses through which education is conceptualised and shaping norms of what counts as success, failure, progress and the most desirable visions for the future.
Steve Puttick   +6 more
wiley   +1 more source

Oxidation of [3]naphthylenes to cations and dications converts local paratropicity into global diatropicity

open access: yesBeilstein Journal of Organic Chemistry
Oxidized states of polycyclic aromatic hydrocarbons are of importance as they represent charged conductive species in organic semiconductor substrates. In this work, we investigated the properties of radical cations and dications of linear and angular [3]
Abel Cárdenas   +6 more
doaj   +1 more source

Atom Swapping Reaction on Diborylcarbenoid: Synthesis and Electronic Structure of Inorganic Chalcogenophene Analogues

open access: yesChemistry – A European Journal, EarlyView.
ABSTRACT Inorganic analogues of aromatic compounds, wherein C═C bonds are replaced with B─N bonds, are isoelectronic with the original aromatic compounds, however, they can show different properties. While borazine, an inorganic analogue of benzene, has been well‐studied, inorganic analogues of chalcogenophene have been less explored.
Yuki Shibutani   +3 more
wiley   +1 more source

Zero-knowledge Bitcoin mixer with reversible unlinkability

open access: yesBlockchain: Research and Applications
Cryptocurrencies, particularly Bitcoin, continue to be the most prevalent use case within the blockchain ecosystem. One of the inherent limitations of blockchain is that it can create a false sense of privacy.
Daniel Morales   +2 more
doaj   +1 more source

A review of the ever increasing threat to European crayfish from non-indigenous crayfish species [PDF]

open access: yesKnowledge and Management of Aquatic Ecosystems, 2009
Non-indigenous crayfish species (NICS) in Europe now outnumber indigenous crayfish species (ICS) 2:1, and it has been predicted that they may dominate completely in the next few decades unless something is done to protect them. Of the ten NICS introduced
D.M. Holdich   +3 more
doaj  

Toy Models Reveal Intrinsic Biases in NICS: Insights to Verify NICS Interpretations

open access: yes
The nucleus-independent chemical shift (NICS) as an aromaticity index rests on the premise that the NICS value can be interpreted to infer those aspects of a system's current-density susceptibility () that are relevant to magnetic aromaticity.
Bultinck, Patrick   +2 more
core   +1 more source

Cyclization of a 1,8‐Diphenylanthracene by Scholl Reactions to Form Five‐ and Seven‐Membered Ring Embedded Polycyclic Aromatic Hydrocarbons

open access: yesChemistry – A European Journal, EarlyView.
Reactions of 10‐mesityl‐1,8‐diphenylanthracene with DDQ/TfOH produced three products via sequential formation of a five‐ or seven‐membered ring. Unexpectedly, the triply cyclized product with a rubicene substructure was formed through cyclization involving 1,2‐methyl shift.
Tatsuhiro Sasaki   +2 more
wiley   +1 more source

SARS-CoV-2 lineage-dependent temporal phylogenetic distribution and viral load in immunocompromised and immunocompetent individuals

open access: yesVirology Journal
Objectives Mutational dynamics of SARS-CoV-2 in immunocompromised hosts, although well documented, remain a relatively unexplored mechanism. This study aims to compare the viral replication load and genetic diversity of SARS-CoV-2 in immunocompromised ...
Karen Zafilaza   +30 more
doaj   +1 more source

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