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      A combination of cytokeratin 5/6, p63, p40 and MUC5AC are useful for distinguishing squamous cell carcinoma from adenocarcinoma of the cervix

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          Abstract

          Purpose

          Squamous cell carcinomas and adenocarcinomas are the most common types of cervical cancer. Compared to squamous cell carcinomas, adenocarcinomas are more common in younger women and have a poorer prognosis. Yet, so far, no useful biomarkers have been developed for these two types of cancer. In the following study, we examined the combination of cytokeratin 5/6, p63, p40 and MUC5AC for distinguishing squamous cell carcinoma (SCC) from adenocarcinoma of the cervix (AEC).

          Materials and methods

          A total of 101 SCC and 108 AEC were collected. Immunohistochemical analyses were conducted to determine the expression of CK5/6, p63, p40, CK7 and MUC5AC. One pathologist who was blinded to the patient’s clinical and pathological data interpreted the staining results.

          Results

          MUC5AC and CK7 were detected in 81.48 and 82.41% of AEC cases compared to 9.9 and 49.50% of SCC cases ( P < 0.05); the specificity of MUC5AC was higher than that of CK7 in AEC (P < 0.05). The sensitivity of MUC5AC combined with p40 or p63 was similar to that of CK7, but the specificity was slightly higher than that of CK7 in AEC. Moreover, the expression of MUC5AC was correlated with the degree of tumor differentiation in adenocarcinomas ( P = 0.036) and was not related to the prognosis of cervical adenocarcinoma and subtypes.

          Conclusions

          MUC5AC may be useful as a biomarker for differential diagnoses between squamous carcinoma and adenocarcinoma of the cervix.

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          Most cited references29

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          Breast and cervical cancer in 187 countries between 1980 and 2010: a systematic analysis.

          Breast and cervical cancer are important causes of mortality in women aged ≥15 years. We undertook annual age-specific assessments of breast and cervical cancer in 187 countries. We systematically collected cancer registry data on mortality and incidence, vital registration, and verbal autopsy data for the period 1980-2010. We modelled the mortality-to-incidence (MI) ratio using a hierarchical model. Vital registration and verbal autopsy were supplemented with incidence multiplied by the MI ratio to yield a comprehensive database of mortality rates. We used Gaussian process regression to develop estimates of mortality with uncertainty by age, sex, country, and year. We used out-of-sample predictive validity to select the final model. Estimates of incidence with uncertainty were also generated with mortality and MI ratios. Global breast cancer incidence increased from 641,000 (95% uncertainty intervals 610,000-750,000) cases in 1980 to 1,643,000 (1,421,000-1,782,000) cases in 2010, an annual rate of increase of 3·1%. Global cervical cancer incidence increased from 378,000 (256,000-489,000) cases per year in 1980 to 454,000 (318,000-620,000) cases per year in 2010-a 0·6% annual rate of increase. Breast cancer killed 425,000 (359,000-453,000) women in 2010, of whom 68,000 (62,000-74,000) were aged 15-49 years in developing countries. Cervical cancer death rates have been decreasing but the disease still killed 200,000 (139,000-276,000) women in 2010, of whom 46,000 (33,000-64,000) were aged 15-49 years in developing countries. We recorded pronounced variation in the trend in breast cancer mortality across regions and countries. More policy attention is needed to strengthen established health-system responses to reduce breast and cervical cancer, especially in developing countries. Susan G Komen for the Cure and the Bill & Melinda Gates Foundation. Copyright © 2011 Elsevier Ltd. All rights reserved.
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            p63 Is essential for the proliferative potential of stem cells in stratified epithelia.

            The distinguishing feature of adult stem cells is their extraordinary capacity to divide prior to the onset of senescence. While stratified epithelia such as skin, prostate, and breast are highly regenerative and account disproportionately for human cancers, genes essential for the proliferative capacity of their stem cells remain unknown. Here we analyze p63, a gene whose deletion in mice results in the catastrophic loss of all stratified epithelia. We demonstrate that p63 is strongly expressed in epithelial cells with high clonogenic and proliferative capacity and that stem cells lacking p63 undergo a premature proliferative rundown. Additionally, we show that p63 is dispensable for both the commitment and differentiation of these stem cells during tissue morphogenesis. Together, these data identify p63 as a key, lineage-specific determinant of the proliferative capacity in stem cells of stratified epithelia.
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              Structure and function of the polymeric mucins in airways mucus.

              The airways mucus gel performs a critical function in defending the respiratory tract against pathogenic and environmental challenges. In normal physiology, the secreted mucins, in particular the polymeric mucins MUC5AC and MUC5B, provide the organizing framework of the airways mucus gel and are major contributors to its rheological properties. However, overproduction of mucins is an important factor in the morbidity and mortality of chronic airways disease (e.g., asthma, cystic fibrosis, and chronic obstructive pulmonary disease). The roles of these enormous, multifunctional, O-linked glycoproteins in health and disease are discussed.
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                Author and article information

                Contributors
                xiaofangzhang@sdu.edu.cn
                Journal
                Diagn Pathol
                Diagn Pathol
                Diagnostic Pathology
                BioMed Central (London )
                1746-1596
                26 August 2020
                26 August 2020
                2020
                : 15
                : 104
                Affiliations
                [1 ]Department of Pathology, Weifang Traditional Chinese Hospital, Weifang, Shandong P. R. China
                [2 ]GRID grid.27255.37, ISNI 0000 0004 1761 1174, Department of Pathology, , School of basic Medical Science; Shandong University, ; Jinan, Shandong P. R. China
                [3 ]Department of Pathology, the Fourth Hospital of Jinan & the third affiliated hospital of Shandong first medical university, Jinan, Shandong P. R. China
                [4 ]GRID grid.440323.2, Department of Oncology, , Yuhuangding Hospital, ; Yantai, Shandong P. R. China
                [5 ]GRID grid.27255.37, ISNI 0000 0004 1761 1174, Department of Pathology, , School of basic Medical Science, Shandong University, ; Jinan, 250012 Shandong P. R. China
                Article
                1018
                10.1186/s13000-020-01018-7
                7448498
                32843061
                6748f6ce-b60d-49b1-9954-72db7faf2486
                © The Author(s) 2020

                Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. The Creative Commons Public Domain Dedication waiver ( http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated in a credit line to the data.

                History
                : 2 July 2020
                : 10 August 2020
                Funding
                Funded by: Xiaofang Zhang
                Award ID: No 81502279
                Award Recipient :
                Categories
                Research
                Custom metadata
                © The Author(s) 2020

                Pathology
                cervical adenocarcinoma,cervical squamous cell carcinoma,muc5ac,ck7
                Pathology
                cervical adenocarcinoma, cervical squamous cell carcinoma, muc5ac, ck7

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