Results 31 to 40 of about 1,339 (137)

Cerebral CD1a positive Rosai–Dorfman disease with coexistent granulomatous angiitis: A case report

open access: yesGlioma, 2022
Rosai–Dorfman disease (RDD) is a nonneoplastic histiocytic proliferation. RDD is CD1a negative as opposed to Langerhans cell histiocytosis (LCH). The lesion was positive for CD1a immunohistochemistry in our RDD patient, suggesting an overlap with LCH. In
Sweety Vijay Shinde, Asha Sharad Shenoy
doaj   +1 more source

Megakaryocyte Diversity in Ontogeny, Functions and Cell-Cell Interactions

open access: yesFrontiers in Oncology, 2022
Hematopoietic stem cells (HSCs) rely on local interactions in the bone marrow (BM) microenvironment with stromal cells and other hematopoietic cells that facilitate their survival and proliferation, and also regulate their functions. HSCs and multipotent
Eman Khatib-Massalha   +7 more
doaj   +1 more source

Revisiting Rosai Dorfman disease: A rare histiocytic disorder with nodal and extranodal involvement

open access: yesSouth African Journal of Radiology, 2023
Rosai Dorfman disease is a rare but benign and self-limiting disorder. A case of Rosai Dorfman disease in a 16-year-old female with classic radiological and pathological findings is presented.
Smily Sharma   +3 more
doaj   +1 more source

Rosai-Dorfman Disease With Pure and Multifocal Cutaneous Lesions: A Case Report

open access: yesActa Medica Iranica, 2023
A 52‐year‐old woman developed progressive infiltrated purple and hyperpigmented cutaneous lesions in the face, thighs, armpits, chest, and abdomen evolving forone year.
Donia Chebbi   +5 more
doaj   +1 more source

Intriguing nodules mimicking as leprosy: An interesting case report

open access: yesClinical Dermatology Review, 2023
The differential diagnosis of disseminated infiltrated cutaneous nodules includes a plethora of disorders ranging from the more frequently encountered infective and granulomatous conditions to the obscure ones with proliferative and malignant origin ...
Vasudha A Belgaumkar   +2 more
doaj   +1 more source

Megakaryocyte emperipolesis mediates membrane transfer from intracytoplasmic neutrophils to platelets

open access: yeseLife, 2019
Bone marrow megakaryocytes engulf neutrophils in a phenomenon termed emperipolesis. We show here that emperipolesis is a dynamic process mediated actively by both lineages, in part through the β2-integrin/ICAM-1/ezrin pathway.
Pierre Cunin   +13 more
doaj   +1 more source

Cell-in-Cell Events in Oral Squamous Cell Carcinoma

open access: yesFrontiers in Oncology, 2022
For over a century, cells within other cells have been detected by pathologists as common histopathological findings in tumors, being generally identified as “cell-in-cell” structures.
Leonardo de Oliveira Siquara da Rocha   +8 more
doaj   +1 more source

Cell-in-Cell Structures in the Liver: A Tale of Four E’s

open access: yesFrontiers in Immunology, 2020
The liver is our largest internal organ and it plays major roles in drug detoxification and immunity, where the ingestion of extracellular material through phagocytosis is a critical pathway. Phagocytosis is the deliberate endocytosis of large particles,
Scott P. Davies   +4 more
doaj   +1 more source

Classification of Cell-in-Cell Structures: Different Phenomena with Similar Appearance

open access: yesCells, 2021
A phenomenon known for over 100 years named “cell-in-cell” (CIC) is now undergoing its renaissance, mostly due to modern cell visualization techniques. It is no longer an esoteric process studied by a few cell biologists, as there is increasing evidence ...
Karol Borensztejn   +6 more
doaj   +1 more source

Neutrophilic emperipolesis in micropapillary carcinoma breast

open access: yesThe Breast Journal, 2020
A 38‐year‐old lady presented with a history of a lump in the right breast for 2‐month duration. Examination revealed a 1.5 × 1 × 0.5 cm hard lump in the upper outer quadrant with palpable axillary lymph nodes. Mammography showed an irregular dense lesion
Manoj Gopal Madakshira, U. Saikia
semanticscholar   +1 more source

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