Results 11 to 20 of about 1,686,701 (280)

Characterization of influenza hemagglutinin interactions with receptor by NMR. [PDF]

open access: yesPLoS ONE, 2012
In influenza, the envelope protein hemagglutinin (HA) plays a critical role in viral entry by first binding to sialic acid receptors on the cell surface and subsequently mediating fusion of the viral and target membranes.
Christopher McCullough   +3 more
doaj   +1 more source

Fine mapping of posttranslational modifications of the linker histone H1 from Drosophila melanogaster. [PDF]

open access: yes, 2008
The linker histone H1 binds to the DNA in between adjacent nucleosomes and contributes to chromatin organization and transcriptional control. It is known that H1 carries diverse posttranslational modifications (PTMs), including phosphorylation, lysine ...
Villar-Garea, Ana   +3 more
core   +1 more source

Excited Fermions at H1 [PDF]

open access: yes, 2007
We present a search for excited neutrinos and electrons using all data collected by the H1 experiment at HERA at a center-of-mass energy of 320 GeV with an integrated luminosity of up to 435 pb$^{-1}$.
Sauvan, E.   +2 more
core   +1 more source

Description of two new records of genus Longidorus (Nematoda: Dorylaimida) in China

open access: yes浙江大学学报. 农业与生命科学版, 2018
Two new recorded species of genus Longidorus (L. pius and L. diadecturus) were recovered and collected from rhizosphere of deciduous trees in Hangzhou of Zhejiang Province and Wuhan of Hubei Province, China, respectively.
BARSALOTE Eda Marie   +4 more
doaj   +1 more source

Lentivirus-mediated Stable Silencing of nm23-H1 Gene in Lung Cancer Cells 
and the Influence on Biological Behavior

open access: yesChinese Journal of Lung Cancer, 2012
Background and objective The nm23-H1 gene is an important tumor metastatic suppressor gene. Our previous study showed that the downregulation of nm23-H1 gene expression using small interfering RNA (siRNA) in NL9980 lung cancer cells greatly enhanced ...
Meng LUO   +7 more
doaj   +1 more source

Peptide Blocking CTLA-4 and B7-1 Interaction

open access: yesMolecules, 2021
Discovery of the B7 family immune checkpoints such as CTLA-4 (CD152), PD-1 (CD279), as well as their ligands B7-1 (CD80), B7-2 (CD86), B7-H1 (PD-L1, CD274), and B7-DC (PD-L2, CD273), has opened new possibilities for cancer immunotherapy using monoclonal ...
Stepan V. Podlesnykh   +4 more
doaj   +1 more source

The Y-box factor ZONAB/DbpA associates with GEF-H1/Lfc and mediates Rho-stimulated transcription [PDF]

open access: yes, 2009
Epithelial tight junctions recruit different types of signalling proteins that regulate cell proliferation and differentiation. Little is known about how such proteins interact functionally and biochemically with each other.
Leefa Chong San, I.V.   +9 more
core   +1 more source

A Phylogeny-Based Global Nomenclature System and Automated Annotation Tool for H1 Hemagglutinin Genes from Swine Influenza A Viruses

open access: yesmSphere, 2016
The H1 subtype of influenza A viruses (IAVs) has been circulating in swine since the 1918 human influenza pandemic. Over time, and aided by further introductions from nonswine hosts, swine H1 viruses have diversified into three genetic lineages.
Tavis K. Anderson   +15 more
doaj   +1 more source

The role of plants in the formation of species-specific features in grass flies (Diptera, Chloropidae, Meromyza) [PDF]

open access: yesBiodiversity Data Journal, 2021
In the current manuscript, we present the results of comparative analysis of seven species of Meromyza flies in the “variegata” cluster and of the evolutionary close species M. inornata, based the following criteria: 1) 14 external key features; 2) shape
Tatiana Triseleva   +3 more
doaj   +3 more sources

EMBRYONAL TUMORS OF THE CENTRAL NERVOUS SYSTEM IN ADULTS: A REPORT OF THREE CASES. REVIEW OF THE LITERATURE

open access: yesСибирский онкологический журнал, 2021
Background. Еmbryonal tumors of the central nervous system are malignant neoplasms that mainly occur in pediatric patients with a peak incidence at the age of 4 years.
M. V. Matsko   +9 more
doaj   +1 more source

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