lymphoid follicle


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Related to lymphoid follicle: lymphoid tissue, Lymph system

lymphoid follicle

A densely-packed, spherical or ovoid aggregation of B lymphocytes that forms a lymphocyte proliferation and maturating zone in a lymphoid tissue, such as a lymph node.
Synonym: lymph follicle
See also: follicle
References in periodicals archive ?
Lymphoid follicles and aggregates were present in the majority of cases (96%) with median count of 4 (range, 0-10) and mean density of 0.
Immunophenotypically, the lymphoid follicles express the B cell markers (CD20 and CD79a), while germinal centers express CD10 and Bcl6; moreover, there are well-maintained follicular dendritic cell networks (defined by CD21 and CD23).
Lymphoid follicles or reactive germinal centers create another conundrum in diagnosis.
Follicular bronchiolitis refers to a pattern of numerous reactive lymphoid follicles in a peribronchial/peribronchiolar distribution.
Histologically, lymphoid follicles are typically well developed.
Lymphoid follicles are commonly scattered throughout, with variable reactive germinal centers, especially seen in AAPOX.
The cyst wall generally contains lymphoid follicles.
3) These ducts can be surrounded by an inflammatory infiltrate with some lymphoid follicles.
A submucosal layer contained lymphoid follicles, mono-nuclear inflammatory cells, and goblet cells (figures 3 and 4).
Scattered lymphocytes and macrophages were present throughout the infiltrate, and a few small reactive lymphoid follicles were present.
Staining for HIV p24 was predominantly localized to the germinal centers of lymphoid follicles (Figure 1), and the intensity of p24 staining also varied from follicle to follicle.
A few lymphoid follicles with an atrophic germinal center were found in the nodules (Figure 1).