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The upper gastrointestinal tract, lined by non-keratinized squamous epithelium in the oropharynx and the oesophagus, and by single-layer columnar epithelium in the stomach and the small intestine ...

METHODS Biopsies were performed at the squamocolumnar junction (Z-line) and 1–2 cm below the Z-line. Injury to the columnar mucosa was scored for inflammatory cells, epithelial cell abnormalities, and ...

An international research team has synthesized a multilayered two-dimensional polyaniline (2DPANI) crystal, achieving unique ...

During development, two coordinated events shape the morphology of the mammalian cerebral cortex, leading to the cortex’s columnar and layered structure: the proliferation of neuronal progenitors and ...

Histology revealed a dome-shaped lesion with a diffuse inflammatory infiltrate composed of lymphocytes and eosinophils. The vessels in the superficial and mid-dermis showed cuboidal-to-columnar ...

The International Committee of Medical Journal Editors (ICMJE) requires all papers to include a data-sharing statement. However, it is unclear whether journals in the field of public, environmental, ...

Researchers have developed an efficient model that unlocks the complexities of metal additive manufacturing process ...

Impact and progress Frontiers' impact Progress Report 2022 All progress reports ...

The study, published in the journal Biology of Reproduction ... Cervical mucus is produced by a layer of cells lining the cervix called columnar epithelial cells. These cells produce a combination ...

Understanding whether cognitive and perceptual states can be decoded from brain activity alone is a fundamental question in cognitive neuroscience. It is not only relevant for scientific theories ...

1 Dr. Li Dak Sum & Yip Yio Chin Center for Stem Cell and Regenerative Medicine, School of Medicine, Zhejiang University, Zhejiang, China Objectives Epigenetic mechanisms have been reported to play key ...