Dergi makalesi Açık Erişim
Alahgholi-Hajibehzad, M.; Durmus, H.; Aysal, F.; Guelsen-Parman, Y.; Oflazer, P.; Deymeer, F.; Saruhan-Direskeneli, G.
<?xml version='1.0' encoding='UTF-8'?> <record xmlns="http://www.loc.gov/MARC21/slim"> <leader>00000nam##2200000uu#4500</leader> <datafield tag="245" ind1=" " ind2=" "> <subfield code="a">The effect of interleukin (IL)-21 and CD4(+)CD25(++) T cells on cytokine production of CD4(+) responder T cells in patients with myasthenia gravis</subfield> </datafield> <datafield tag="909" ind1="C" ind2="4"> <subfield code="p">CLINICAL AND EXPERIMENTAL IMMUNOLOGY</subfield> <subfield code="v">190</subfield> <subfield code="n">2</subfield> <subfield code="c">201-207</subfield> </datafield> <controlfield tag="001">47199</controlfield> <datafield tag="980" ind1=" " ind2=" "> <subfield code="a">user-tubitak-destekli-proje-yayinlari</subfield> </datafield> <datafield tag="520" ind1=" " ind2=" "> <subfield code="a">Impairment of the suppressive function of regulatory T (T-reg) cells has been reported in myasthenia gravis (MG). In this study, cytokine-related mechanisms that may lead to the defect of T-reg were investigated in patients with anti-acetylcholine receptor antibody-positive MG (AChR+MG). Proliferation and cytokine production of responder T (T-resp) cells in response to polyclonal activation were measured in a suppression assay. The effect of interleukin (IL)-21 on suppression was evaluated in vitro in co-culture. IL-21 increased the proliferation of T-resp cells in T-resp/T-reg co-cultures. T-resp cells from patients with MG secreted significantly lower levels of IL-2. In patients with MG, IL-2 levels did not change with the addition of T-reg to cultures, whereas it decreased significantly in controls. In T-resp/T-reg co-cultures, IL-4, IL-6 and IL-10 production increased in the presence of T-reg in patients. Interferon (IFN)-gamma was decreased, whereas IL-17A was increased in both patient and control groups. IL-21 inhibited the secretion of IL-4 in MG and healthy controls (HC), and IL-17A in HC only. The results demonstrated that IL-21 enhances the proliferation of T-resp cells in the presence of T-reg. An effect of IL-21 mainly on T-resp cells through IL-2 is implicated.</subfield> </datafield> <datafield tag="650" ind1="1" ind2="7"> <subfield code="2">opendefinition.org</subfield> <subfield code="a">cc-by</subfield> </datafield> <datafield tag="700" ind1=" " ind2=" "> <subfield code="u">Istanbul Univ, Istanbul Fac Med, Dept Neurol, Istanbul, Turkey</subfield> <subfield code="a">Durmus, H.</subfield> </datafield> <datafield tag="700" ind1=" " ind2=" "> <subfield code="u">Bakirkoy Res & Training Hosp Psychiat & Neurol Di, Dept Neurol, Istanbul, Turkey</subfield> <subfield code="a">Aysal, F.</subfield> </datafield> <datafield tag="700" ind1=" " ind2=" "> <subfield code="u">Istanbul Univ, Istanbul Fac Med, Dept Neurol, Istanbul, Turkey</subfield> <subfield code="a">Guelsen-Parman, Y.</subfield> </datafield> <datafield tag="700" ind1=" " ind2=" "> <subfield code="u">Istanbul Univ, Istanbul Fac Med, Dept Neurol, Istanbul, Turkey</subfield> <subfield code="a">Oflazer, P.</subfield> </datafield> <datafield tag="700" ind1=" " ind2=" "> <subfield code="u">Istanbul Univ, Istanbul Fac Med, Dept Neurol, Istanbul, Turkey</subfield> <subfield code="a">Deymeer, F.</subfield> </datafield> <datafield tag="700" ind1=" " ind2=" "> <subfield code="u">Istanbul Univ, Istanbul Fac Med, Dept Physiol, Istanbul, Turkey</subfield> <subfield code="a">Saruhan-Direskeneli, G.</subfield> </datafield> <datafield tag="980" ind1=" " ind2=" "> <subfield code="b">article</subfield> <subfield code="a">publication</subfield> </datafield> <datafield tag="542" ind1=" " ind2=" "> <subfield code="l">open</subfield> </datafield> <datafield tag="100" ind1=" " ind2=" "> <subfield code="a">Alahgholi-Hajibehzad, M.</subfield> </datafield> <datafield tag="260" ind1=" " ind2=" "> <subfield code="c">2017-01-01</subfield> </datafield> <controlfield tag="005">20210315215928.0</controlfield> <datafield tag="909" ind1="C" ind2="O"> <subfield code="o">oai:zenodo.org:47199</subfield> <subfield code="p">user-tubitak-destekli-proje-yayinlari</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="z">md5:c52e93ab5de1695b2626edcdb615448f</subfield> <subfield code="s">330</subfield> <subfield code="u">https://aperta.ulakbim.gov.trrecord/47199/files/bib-9aa1a9a5-ce73-496d-b6f8-91bdeb5eacf0.txt</subfield> </datafield> <datafield tag="540" ind1=" " ind2=" "> <subfield code="u">http://www.opendefinition.org/licenses/cc-by</subfield> <subfield code="a">Creative Commons Attribution</subfield> </datafield> <datafield tag="024" ind1=" " ind2=" "> <subfield code="a">10.1111/cei.13006</subfield> <subfield code="2">doi</subfield> </datafield> </record>
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