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Classification of Epithelial Tissues: Glandular Epithelium

Classification of Epithelial Tissues: Glandular Epithelium

The glandular epithelium is made of one or more epithelial cells modified to synthesize and secrete chemical substances. Glandular epithelia can be classified based on cell number. Unicellular glands have individual secretory cells scattered across the epithelial monolayer. In contrast, multicellular glands consist of a hollow tubular duct attached to the cluster of secretory cells located in the deep pockets.
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The Parathyroid Glands

The Parathyroid Glands

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The Thyroid Gland

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Related Experiment Video

Updated: May 15, 2026

Extraction, Labeling, and Purification of Lineage-Specific Cells from Human Antral Follicles

Extraction, Labeling, and Purification of Lineage-Specific Cells from Human Antral Follicles

Published on: November 30, 2022

Atypical glandular cells.

John O Schorge¹, Jose Alejandro Rauh-Hain

¹Division of Gynecologic Oncology, Massachusetts General Hospital, Boston, MA, USA. jschorge@partners.org

Clinical Obstetrics and Gynecology

|January 15, 2013

Summary

Atypical glandular cells on a Pap smear are rare, prompting a need for clear management strategies. This review outlines the current approach to evaluating and managing this uncommon but concerning finding.

Area of Science:

Gynecology
Cytopathology

Background:

Atypical glandular cells (AGCs) are found in less than 1% of Pap smears.
The rarity of AGCs leads to provider unfamiliarity with appropriate workup and management.
A comprehensive evaluation is crucial to rule out various potential diagnoses.

Purpose of the Study:

To present the most current strategy for managing rare but suspicious Pap test results indicating atypical glandular cells.
To guide healthcare providers in the evaluation of AGCs.

Main Methods:

Review of current literature and clinical guidelines for AGC management.
Discussion of diagnostic procedures including colposcopy, human papillomavirus (HPV) DNA testing, endocervical curettage, and endometrial sampling.

Main Results:

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Isolation of Basal Cells and Submucosal Gland Duct Cells from Mouse Trachea

Isolation of Basal Cells and Submucosal Gland Duct Cells from Mouse Trachea

Published on: September 14, 2012

Related Experiment Videos

Last Updated: May 15, 2026

Extraction, Labeling, and Purification of Lineage-Specific Cells from Human Antral Follicles

Extraction, Labeling, and Purification of Lineage-Specific Cells from Human Antral Follicles

Published on: November 30, 2022

Isolation of Basal Cells and Submucosal Gland Duct Cells from Mouse Trachea

Isolation of Basal Cells and Submucosal Gland Duct Cells from Mouse Trachea

Published on: September 14, 2012

Initial evaluations like colposcopy and HPV testing may not always identify the specific cause of AGCs.
A spectrum of possible diagnoses must be considered and excluded.

Conclusions:

Management of atypical glandular cells requires a systematic and comprehensive approach.
Further investigation is often necessary even after initial diagnostic procedures.