Durko L, Wlodarski W, Stasikowska-Kanicka O, Wagrowska-Danilewicz M, Danilewicz M, Hogendorf P, Strzelczyk J, Malecka-Panas E
Department of Digestive Tract Diseases, Medical University of Lodz, Lodz, Poland.
Department of Pathomorphology, Medical University of Lodz, Lodz, Poland.
Dis Markers. 2017;2017:3276806. doi: 10.1155/2017/3276806. Epub 2017 Jun 4.
Cancer stem cells (CSC) play an important role in pancreatic carcinogenesis and prognosis. The study aimed at examining the expression of CD24, CD44, and CD133 in human PDAC and CP in order to evaluate its clinicopathological correlations and the clinical significance. Surgical specimens from 23 patients with PDAC and 15 patients with chronic pancreatitis after pancreatic resection were stained with CD24, CD44, and CD133 antibodies. The intensity of staining was scored from 0 (negative) to 3 (strongly positive). . Mean CD24 staining score in PDAC was 1.38 ± 0.76 and was significantly higher than that in CP: 0.70 ± 0.53 ( < 0.01); CD44 score in PDAC was 2.23 ± 0.42 and was significantly higher than that in CP: 1.87 ± 0.55 ( < 0.05); CD133 score 0.93 ± 0.58 was not different from CP: 0.71 ± 0.43 ( > 0.05). CD44 immunoreactivity was significantly higher ( < 0.05) in pT1 and pT2 patients together as regards pT3: 2.45 ± 0.37 versus 2.06 ± 0.38 as well as in N0 patients compared to N1 patients: 2.5 ± 0.38 versus 2.04 ± 0.34. . CD24 and CD44 are upregulated in human pancreatic cancer compared to chronic pancreatitis. CD44 immunoreactivity decreases with the tumor advancement and may represent the negative PDAC prognostic factor. Each CSC marker was differently related to PDAC advancement. CD133 may lack clinical significance in PDAC.
癌症干细胞(CSC)在胰腺癌的发生和预后中起着重要作用。本研究旨在检测CD24、CD44和CD133在人胰腺导管腺癌(PDAC)和慢性胰腺炎(CP)中的表达,以评估其与临床病理的相关性及临床意义。对23例PDAC患者和15例胰腺切除术后慢性胰腺炎患者的手术标本用CD24、CD44和CD133抗体进行染色。染色强度从0(阴性)到3(强阳性)进行评分。PDAC中CD24染色平均评分为1.38±0.76,显著高于CP中的评分:0.70±0.53(P<0.01);PDAC中CD44评分2.23±0.42,显著高于CP中的评分:1.87±0.55(P<0.05);CD133评分0.93±0.58与CP中的评分0.71±0.43无差异(P>0.05)。在pT1和pT2患者中,CD44免疫反应性显著高于pT3患者:2.45±0.37对2.06±0.38,在N0患者中高于N1患者:2.5±0.38对2.04±0.34。与慢性胰腺炎相比,CD24和CD44在人胰腺癌中上调。CD44免疫反应性随肿瘤进展而降低,可能是PDAC的负性预后因素。每个CSC标志物与PDAC进展的关系不同。CD133在PDAC中可能缺乏临床意义。
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