Results 71 to 80 of about 561,765 (333)

First trimester prenatal screening in multiple pregnancies. Part II: serum proteins PAPP-A and β-hCG as markers of adverse pregnancy outcomes

open access: yesАкушерство, гинекология и репродукция, 2020
Aim: to evaluate the ability of serum biochemical markers in pregnant woman - PAPP-A (pregnancy-associated plasma protein-A) and β-hCG (the в-subunit of human chorionic gonadotropin) studied in the first trimester (11+0-13+6) during combined prenatal ...
V. I. Tsibizova   +7 more
doaj   +1 more source

An investigation into the voice of identical twins [PDF]

open access: yes, 2013
An investigation into the voice of identical twinsRunning title:  Voice of identical twinsAbstractThe study aimed at perceptually and acoustically differentiating the voices of identical twins from each other.
Sebastian, Swapna
core   +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

The role of twins in computing planar supports of hypergraphs

open access: yes, 2020
A support or realization of a hypergraph $H$ is a graph $G$ on the same vertex as $H$ such that for each hyperedge of $H$ it holds that its vertices induce a connected subgraph of $G$.
Kanj, Iyad A.   +4 more
core  

The anti‐CRISPR protein AcrIE8.1 inhibits the type I‐E CRISPR‐Cas system by directly binding to the Cascade subunit Cas11

open access: yesFEBS Letters, EarlyView.
In this study, we present the structure of AcrIE8.1, a previously uncharacterized anti‐CRISPR protein that inhibits the type I‐E CRISPR‐Cas system. Through a combination of structural and biochemical analyses, we demonstrate that AcrIE8.1 directly binds to the Cas11 subunit of the Cascade complex to inhibit the CRISPR‐Cas system.
Young Woo Kang, Hyun Ho Park
wiley   +1 more source

Crop cultivation without nitrogen fertiliser using nitrogen-fixing cyanobacterial extracts for low environmental impact

open access: yesScientific Reports
In this study, we attempted to develop a biological fertiliser using the nitrogen-fixing cyanobacterium, Trichormus sp. PCC7120, with the aim of constructing a sustainable farming method for growing crops without chemical fertilisers.
Yuji Haraguchi, Tatsuya Shimizu
doaj   +1 more source

An intracellular transporter mitigates the CO2‐induced decline in iron content in Arabidopsis shoots

open access: yesFEBS Letters, EarlyView.
This study identifies a gene encoding a transmembrane protein, MIC, which contributes to the reduction of shoot Fe content observed in plants under elevated CO2. MIC is a putative Fe transporter localized to the Golgi and endosomal compartments. Its post‐translational regulation in roots may represent a potential target for improving plant nutrition ...
Timothy Mozzanino   +7 more
wiley   +1 more source

A serum-free culture medium production system by co-culture combining growth factor-secreting cells and l-lactate-assimilating cyanobacteria for sustainable cultured meat production

open access: yesScientific Reports
Large-scale production of cultured meat requires bulk culture medium containing growth-promoting proteins from animal serum. However, animal serum for mammalian cell culture is associated with high costs, ethical concerns, and contamination risks.
Shanga Chu   +6 more
doaj   +1 more source

Twinlike models with identical linear fluctuation spectra

open access: yes, 2011
Recently, the possibility of so-called twinlike field theories has been demonstrated, that is, of different field theories which share the same topological defect solution with the same energy density.
A. Vilenkin   +6 more
core   +1 more source

A Cre‐dependent lentiviral vector for neuron subtype‐specific expression of large proteins

open access: yesFEBS Letters, EarlyView.
We designed a versatile and modular lentivector comprising a Cre‐dependent switch and self‐cleaving 2A peptide and tested it for co‐expression of GFP and a 2.8 kb gene of interest (GOI) in mouse cortical parvalbumin (PV+) interneurons and midbrain dopamine (TH+) neurons.
Weixuan Xue   +6 more
wiley   +1 more source

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