Icelandic
Albanian
Arabic
Armenian
Azerbaijani
Belarusian
Bengali
Bosnian
Catalan
Czech
Danish
Deutsch
Dutch
English
Estonian
Finnish
Français
Greek
Haitian Creole
Hebrew
Hindi
Hungarian
Icelandic
Indonesian
Irish
Italian
Japanese
Korean
Latvian
Lithuanian
Macedonian
Mongolian
Norwegian
Persian
Polish
Portuguese
Romanian
Russian
Serbian
Slovak
Slovenian
Spanish
Swahili
Swedish
Turkish
Ukrainian
Vietnamese
Български
中文(简体)
中文(繁體)
Experimental Parasitology 2013-Nov

Changes in Heligmosomoides polygyrus glycoprotein pattern by saponins impact the BALB/c mice immune response.

Aðeins skráðir notendur geta þýtt greinar
Skráðu þig / skráðu þig
Krækjan er vistuð á klemmuspjaldið
Maria Doligalska
Kinga Joźwicka
Marzena Laskowska
Katarzyna Donskow-Łysoniewska
Cezary Pączkowski
Wirginia Janiszowska

Lykilorð

Útdráttur

Saponins of marigold (Calendula officinalis), in particular derivatives of 3-O-monoglucuronide of oleanolic acid, are able to reduce infectivity of Heligmosomoides polygyrus in mice. The purpose of this study was to understand the immune activation provoked by third-stage larvae exposed to marigold glucuronides. We also examined the pattern of glycosylation of larval antigens which appeared to be crucial for induction of cytokine production in BALB/c mice; higher concentrations of IL-6, IFN-γ, IL-10 and TNF-α were observed in serum or intestine one week post infection. Three weeks later, in the chronic phase of infection, cells in culture were able to produce IL-6, IFN-γ, TNF-α and IL-17. Restimulation of cells with H. polygyrus antigen resulted in reduced production of IL-6, and TNF-α. The pattern of cytokine production co-existed with reduced expression of terminal glucose, α-linked mannose, N-acetyl-galactosamine, β-galactose, N-acetyl-glucosamine and α-fucose in several protein bands. Galactose, as a new terminal carbohydrate residue appeared in 20-24kDa protein bands. The number of immunogenic epitopes in parasitic antigens was reduced; only three protein bands of 56, 26 and 12kDa were recognized by IgG1. These studies provide a model system to find the glycosylated molecules expressed on nematodes that improve establishment and survival and characterize cytokine production in mice infected with larvae exposed to saponin. Identification of these molecules is the first step in the recognition of key antigenic epitopes able to induce protective or tolerogenic immune responses.

Skráðu þig á
facebook síðu okkar

Heillasta gagnagrunnur lækningajurtanna sem studdur er af vísindum

  • Virkar á 55 tungumálum
  • Jurtalækningar studdir af vísindum
  • Jurtaviðurkenning eftir ímynd
  • Gagnvirkt GPS kort - merktu jurtir á staðsetningu (kemur fljótlega)
  • Lestu vísindarit sem tengjast leit þinni
  • Leitaðu að lækningajurtum eftir áhrifum þeirra
  • Skipuleggðu áhugamál þitt og vertu vakandi með fréttarannsóknum, klínískum rannsóknum og einkaleyfum

Sláðu inn einkenni eða sjúkdóm og lestu um jurtir sem gætu hjálpað, sláðu jurt og sjáðu sjúkdóma og einkenni sem hún er notuð við.
* Allar upplýsingar eru byggðar á birtum vísindarannsóknum

Google Play badgeApp Store badge