Results 11 to 20 of about 15,308,393 (377)

422 Million intrinsic quality factor planar integrated all-waveguide resonator with sub-MHz linewidth

open access: yesNature Communications, 2021
Integrated photonic all-waveguide resonators are a critical component in many future applications. Here the authors develop an optimized photonic all-waveguide resonator with an ultra-high quality factor, Q, of almost half a billion, and a narrow sub-MHz
Matthew W. Puckett   +10 more
doaj   +2 more sources

Intrinsic factor recognition promotes T helper 17/T helper 1 autoimmune gastric inflammation in patients with pernicious anemia. [PDF]

open access: yesOncotarget, 2019
The intrinsic factor is the major humoral autoantigen in pernicious anemia/autoimmune gastritis. Although many studies have examined the autoantibody response to intrinsic factor and H+,K+-ATPase, no information is available on possible pathogenic ...
Troilo A   +16 more
europepmc   +2 more sources

Oligosaccharides from depolymerized fucosylated glycosaminoglycan: Structures and minimum size for intrinsic factor Xase complex inhibition. [PDF]

open access: yesJ Biol Chem, 2018
Fucosylated glycosaminoglycan (FG), a structurally complex glycosaminoglycan found up to now exclusively in sea cucumbers, has distinct anticoagulant properties, notably a strong inhibitory activity of intrinsic factor Xase complex (FXase).
Yin R   +7 more
europepmc   +2 more sources

Blimp-1, an intrinsic factor that represses HIV-1 proviral transcription in memory CD4+ T cells. [PDF]

open access: yesJ Immunol, 2015
Kaczmarek Michaels K   +5 more
europepmc   +2 more sources

Association between vitamin B12 level and anti-parietal cells and anti-intrinsic factor antibodies among adult Jordanian patients with Helicobacter pylori infection

open access: yesBrazilian Journal of Infectious Diseases, 2013
Objective: Evaluate the association of Helicobacter pylori infection with anti-parietal cell antibodies (APCA) and anti-intrinsic factor antibodies (AIFA) and their impact on vitamin B12 serum level. Patients and methods: One hundred patients (M/F: 43/57;
Mahmoud H. Ayesh   +4 more
doaj   +3 more sources

The transcription factor Pou3f1 promotes neural fate commitment via activation of neural lineage genes and inhibition of external signaling pathways

open access: yeseLife, 2014
The neural fate commitment of pluripotent stem cells requires the repression of extrinsic inhibitory signals and the activation of intrinsic positive transcription factors.
Qingqing Zhu   +13 more
doaj   +1 more source

Human gut Bacteroides capture vitamin B12 via cell surface-exposed lipoproteins

open access: yeseLife, 2018
Human gut Bacteroides use surface-exposed lipoproteins to bind and metabolize complex polysaccharides. Although vitamins and other nutrients are also essential for commensal fitness, much less is known about how commensal bacteria compete with each other
Aaron G Wexler   +5 more
doaj   +1 more source

Genome-Wide CRISPR-Cas9 Screen Identifies SMCHD1 as a Restriction Factor for Herpesviruses

open access: yesmBio, 2023
Intrinsic immunity is the frontline of host defense against invading pathogens. To combat viral infection, mammalian hosts deploy cell-intrinsic effectors to block viral replication prior to the onset of innate and adaptive immunity.
Xuezhang Tian   +15 more
doaj   +1 more source

Intrinsic tunneling spectra of Bi_2(Sr_{2-x}La_x)CuO_6 [PDF]

open access: yes, 2002
We have measured intrinsic-tunneling spectra of a single CuO-layer La-doped Bi_2Sr_{2-x}La_xCuO_{6+\delta} (Bi2201-La_x). Despite a difference of a factor of three in the optimal superconducting critical temperatures for Bi2201-La_{0.4} and Bi2212 (32 ...
A. Yurgens   +17 more
core   +1 more source

THE INFLUENCE OF INTRINSIC AND EXTRINSIC FACTOR ON COMMITMENT AND THE IMPACT ON THE PERFORMANCE OF EMPLOYEES

open access: yesManajemen dan Bisnis, 2015
This study aimed to determine the influence of intrinsic and extrinsic factors on commitment and impact on the performance of employees of Sejahtera Sunindo Trada Company.
Tri Bodroastuti, Aprillia Putri Andhani
doaj   +1 more source

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