2014
DOI: 10.15789/1563-0625-2011-2-3-197-204
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Cytokine-Producing Function of Peripheral Blood Cells in Colorectal Cancer Patients

Abstract: Резюме. Целью исследования явилось изучение влияния поликлональных активаторов на цитокинпродуцирующую функцию клеток периферической крови у больных аденокарциномами толстой кишки. Установлено, что у больных колоректальным раком по сравнению со здоровыми была снижена способность клеток крови продуцировать IL-1β, IL-1ra, IL-2, IL-17, IL-18 и IFNγ под влиянием поликлональных активаторов. С увеличением степени тяжести опухолевой прогрессии происходило угнетение способности клеток крови продуцировать IL-1ra, IL-17… Show more

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Cited by 5 publications
(2 citation statements)
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“…The cytokine-producing activity of a tumour, its microenvironment profile and cytokine-producing potential were assessed using the CYTOKINE-STIMUL-BEST standardised as-say kit (Vector-Best Inc., Novosibirsk Region). Tumour biopsy samples (8 mm 3 ) obtained by trepanobiopsy 9 , 12 were placed into two glass vials containing 1 mL of a liquid each; one vial contained only the DMEM/F12 medium (analysis of spontaneous production of cytokines), while the second vial contained a mixture of polyclonal activators (PAs; consisting of 4 µg/mL phytohaemagglutinin, 4 µg/mL concanavalin A and 2 µg/mL lipopolysaccharide) in an equivalent amount of the medium (analysis of PA-stimulated cytokine production). The incubation of tumour biopsy samples lasted for 72 h. To obtain a culture supernatant, each tumour biopsy sample was taken out of the vial, and the remaining cells were pelleted by centrifugation at 900 g for 15 min.…”
Section: Methodsmentioning
confidence: 99%
“…The cytokine-producing activity of a tumour, its microenvironment profile and cytokine-producing potential were assessed using the CYTOKINE-STIMUL-BEST standardised as-say kit (Vector-Best Inc., Novosibirsk Region). Tumour biopsy samples (8 mm 3 ) obtained by trepanobiopsy 9 , 12 were placed into two glass vials containing 1 mL of a liquid each; one vial contained only the DMEM/F12 medium (analysis of spontaneous production of cytokines), while the second vial contained a mixture of polyclonal activators (PAs; consisting of 4 µg/mL phytohaemagglutinin, 4 µg/mL concanavalin A and 2 µg/mL lipopolysaccharide) in an equivalent amount of the medium (analysis of PA-stimulated cytokine production). The incubation of tumour biopsy samples lasted for 72 h. To obtain a culture supernatant, each tumour biopsy sample was taken out of the vial, and the remaining cells were pelleted by centrifugation at 900 g for 15 min.…”
Section: Methodsmentioning
confidence: 99%
“…[1][2][3] A growing tumor and cells in its microenvironment can produce a variety of cytokines, some of which inhibit its growth and metastasis, while others ensure tumor progression. 4,5 Correlations have been found among increased concentrations of certain angiogenic Cytokine profiles of tumor supernatants in invasive ductal cancer and fibroadenoma of the breast and its relationship with VEGF-A expression in the tumors cytokines, the degree of tumor vascularization, proliferative activity of tumor cells, and the depth of tumor invasion. 3,5,6 The data obtained led to the following concept: in the course of tumor progression, a sufficiently autonomous cytokine network 4 can be formed in the tumor, and this network is one of the multicomponent regulators of malignant tumor growth and metastasis.…”
Section: Introductionmentioning
confidence: 99%