Results 21 to 30 of about 77,443 (276)

Cell Propagation of Cholera Toxin CTA ADP-Ribosylating Factor by Exosome Mediated Transfer [PDF]

open access: yes, 2018
In this study, we report how the cholera toxin (CT) A subunit (CTA), the enzyme moiety responsible for signaling alteration in host cells, enters the exosomal pathway, secretes extracellularly, transmits itself to a cell population.
Boussadia, Zaira   +11 more
core   +1 more source

Entry pathways of herpes simplex virus type 1 into human keratinocytes are dynamin- and cholesterol-dependent [PDF]

open access: yes, 2011
Herpes simplex virus type 1 (HSV-1) can enter cells via endocytic pathways or direct fusion at the plasma membrane depending on the cell line and receptor(s).
Geraghty, R.J.   +5 more
core   +16 more sources

An investigation into the relationship between small intestinal fluid secretion and systemic arterial blood pressure in the anesthetized rat [PDF]

open access: yes, 2015
In the absence of an ability to absorb fluid by cellular uptake mechanisms, fluid movement in vivo from the perfused rat intestine is absorptive when the diastolic blood pressure is normal or very low but is secretory when blood pressure falls below ...
Lucas, Michael, Morrison, James
core   +1 more source

The Roles of Membrane Rafts in CD32A-Mediated Phagocytosis [PDF]

open access: yes, 2007
Membrane rafts are highly dynamic heterogeneous sterol- and sphingolipid-rich micro-domains on cell surfaces. They are generally believed to provide residency for cell surface molecules (e.g., adhesion and signaling molecules) and scaffolding to ...
Cheng Zhu   +2 more
core   +2 more sources

Retrograde transport pathways utilised by viruses and protein toxins [PDF]

open access: yes, 2006
A model has been presented for retrograde transport of certain toxins and viruses from the cell surface to the ER that suggests an obligatory interaction with a glycolipid receptor at the cell surface. Here we review studies on the ER trafficking cholera
Easton, A. J. (Andrew J.)   +4 more
core   +2 more sources

Microcavity supported lipid membranes: versatile platforms for building asymmetric lipid bilayers and for protein recognition [PDF]

open access: yes, 2019
Microcavity supported lipid bilayers (MSLB) are contact-free membranes suspended across aqueousfilled pores that maintain the lipid bilayer in a highly fluidic state and free from frictional interactions with substrate.
Berselli, Guilherme   +4 more
core   +1 more source

Subunit Structure of Cholera Toxin [PDF]

open access: yesJournal of General Microbiology, 1973
SUMMARY Two types of subunit, with molecular weights estimated to be 28000 and 8000, were demonstrated in the cholera exo-enterotoxin by sodium dodecylsulphate polyacrylamide electrophoresis. The light (L) component but not the heavy (H) was demonstrable in the antigenically identical natural toxoid.
I. Lönnroth, J. Holmgren
openaire   +3 more sources

Comparative Study of Xenobiotic-Free Media for the Cultivation of Human Limbal Epithelial Stem/Progenitor Cells. [PDF]

open access: yes, 2017
The culture of human limbal epithelial stem/progenitor cells (LSCs) in the presence of animal components poses the risk of cross-species contamination in clinical applications.
Chen, Luxia   +2 more
core   +1 more source

Persistent diarrhoea in a 5-month-old baby carrying Vibrio cholerae nonO1/nonO139 producing Haitian cholera toxin

open access: yesNew Microbes and New Infections, 2018
Cholera toxin (CT) is the principal virulence factor of Vibrio cholerae for fatal cholera diarrhoea. Serogroups O1 and O139 harbour CT and are known to be epidemic strains.
P. Kumar   +8 more
doaj   +1 more source

Binding of NAD+ by cholera toxin [PDF]

open access: yesBiochemical Journal, 1987
1. The Km for NAD+ of cholera toxin working as an NAD+ glycohydrolase is 4 mM, and this is increased to about 50 mM in the presence of low-Mr ADP-ribose acceptors. Only molecules having both the adenine and nicotinamide moieties of NAD+ with minor alterations in the nicotinamide ring can be competitive inhibitors of this reaction. 2.
Tamara S. Galloway, S van Heyningen
openaire   +3 more sources

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