CELA3B immunostaining is a highly specific marker for acinar cell carcinoma of the pancreas
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CELA3B immunostaining is a highly specific marker for acinar cell carcinoma of the pancreas. / Uhlig, Ria; Bröker, Nina; Weidemann, Sören; Gorbokon, Natalia; Menz, Anne; Büscheck, Franziska; Luebke, Andreas M; Putri, Devita; Kluth, Martina; Hube-Magg, Claudia; Hinsch, Andrea; Lennartz, Maximilian; Reiswich, Viktor; Höflmayer, Doris; Fraune, Christoph; Möller, Katharina; Bernreuther, Christian; Lebok, Patrick; Sauter, Guido; Minner, Sarah; Steurer, Stefan; Burandt, Eike; Krech, Rainer; Dum, David; Marx, Andreas; Simon, Ronald; Krech, Till; Clauditz, Till S; Jacobsen, Frank.
In: PLOS ONE, Vol. 18, No. 6, 2023, p. e0287528.Research output: SCORING: Contribution to journal › SCORING: Journal article › Research › peer-review
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T1 - CELA3B immunostaining is a highly specific marker for acinar cell carcinoma of the pancreas
AU - Uhlig, Ria
AU - Bröker, Nina
AU - Weidemann, Sören
AU - Gorbokon, Natalia
AU - Menz, Anne
AU - Büscheck, Franziska
AU - Luebke, Andreas M
AU - Putri, Devita
AU - Kluth, Martina
AU - Hube-Magg, Claudia
AU - Hinsch, Andrea
AU - Lennartz, Maximilian
AU - Reiswich, Viktor
AU - Höflmayer, Doris
AU - Fraune, Christoph
AU - Möller, Katharina
AU - Bernreuther, Christian
AU - Lebok, Patrick
AU - Sauter, Guido
AU - Minner, Sarah
AU - Steurer, Stefan
AU - Burandt, Eike
AU - Krech, Rainer
AU - Dum, David
AU - Marx, Andreas
AU - Simon, Ronald
AU - Krech, Till
AU - Clauditz, Till S
AU - Jacobsen, Frank
N1 - Copyright: © 2023 Uhlig et al. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.
PY - 2023
Y1 - 2023
N2 - Chymotrypsin-like elastase family member 3B (CELA3B, elastase-3B) is a pancreatic enzyme with digestive function in the intestine. Since RNA analyses of normal tissues suggest that CELA3B expression is limited to the pancreas, the potential diagnostic utility of CELA3B immunohistochemistry for the distinction of pancreatic from extrapancreatic cancers and in the distinction of acinar cell carcinoma from ductal adenocarcinoma was assessed. CELA3B expression was successfully analyzed in 13,223 tumor samples from 132 different tumor types and subtypes as well as 8 samples each of 76 different normal tissue types by immunohistochemistry in a tissue microarray format (TMA). In normal tissues, CELA3B immunostaining was only seen in acinar cells and in a fraction of ductal cells of the pancreas as well as on some apical membranes of surface epithelial cells of the intestine. Among tumors, CELA3B immunostaining was seen in 12 of 16 (75%) acinar cell carcinoma of the pancreas including 6 cases with strong staining (37.5%) as well as in 5 of 13,207 other tumors (0.04%). These included 1.2% of 91 adenoid cystic carcinomas, 1.2% of 246 mucoepidermoid carcinomas and 0.8% of 127 acinic cell carcinomas of salivary glands. Our data show a good sensitivity (75%) and a high specificity (99.9%) of CELA3B immunohistochemistry for diagnosing acinar cell carcinoma of the pancreas.
AB - Chymotrypsin-like elastase family member 3B (CELA3B, elastase-3B) is a pancreatic enzyme with digestive function in the intestine. Since RNA analyses of normal tissues suggest that CELA3B expression is limited to the pancreas, the potential diagnostic utility of CELA3B immunohistochemistry for the distinction of pancreatic from extrapancreatic cancers and in the distinction of acinar cell carcinoma from ductal adenocarcinoma was assessed. CELA3B expression was successfully analyzed in 13,223 tumor samples from 132 different tumor types and subtypes as well as 8 samples each of 76 different normal tissue types by immunohistochemistry in a tissue microarray format (TMA). In normal tissues, CELA3B immunostaining was only seen in acinar cells and in a fraction of ductal cells of the pancreas as well as on some apical membranes of surface epithelial cells of the intestine. Among tumors, CELA3B immunostaining was seen in 12 of 16 (75%) acinar cell carcinoma of the pancreas including 6 cases with strong staining (37.5%) as well as in 5 of 13,207 other tumors (0.04%). These included 1.2% of 91 adenoid cystic carcinomas, 1.2% of 246 mucoepidermoid carcinomas and 0.8% of 127 acinic cell carcinomas of salivary glands. Our data show a good sensitivity (75%) and a high specificity (99.9%) of CELA3B immunohistochemistry for diagnosing acinar cell carcinoma of the pancreas.
KW - Humans
KW - Carcinoma, Acinar Cell/diagnosis
KW - Pancreas/pathology
KW - Salivary Glands/metabolism
KW - Carcinoma, Adenoid Cystic/metabolism
KW - Pancreatic Elastase/metabolism
KW - Biomarkers, Tumor/metabolism
U2 - 10.1371/journal.pone.0287528
DO - 10.1371/journal.pone.0287528
M3 - SCORING: Journal article
C2 - 37379306
VL - 18
SP - e0287528
JO - PLOS ONE
JF - PLOS ONE
SN - 1932-6203
IS - 6
ER -