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Dynamic changes of heterogeneous cell wall macromolecules in differentiating conifer xylem using cytochemical localization.
Int J Biol Macromol
January 2025
Department of Wood Anatomy and Utilization, Research Institute of Wood Industry, Chinese Academy of Forestry, Beijing 100091, China; Wood Specimen Resource Center (WOODPEDIA) of National Forestry and Grassland Administration, Beijing 100091, China. Electronic address:
Article Synopsis
- Understanding the changes in cell wall components during xylem differentiation is crucial for grasping the structure of wood, especially at the secondary cell wall layer level.
- In the study of Pinus bungeana, it was found that crystalline cellulose and glucomannan were deposited before xylan and lignin, with lignification starting in the primary cell wall corners as the S layer developed.
- Immunofluorescence results showed that glucomannan was deposited earlier than xylan, and while pectins were concentrated in the primary walls, they decreased as tracheid walls differentiated, with ray cells lagging behind axial tracheids in their development.
Developmental studies of the sublingual and mandibular salivary glands in Japanese quails (Coturinx coturinx japonica).
BMC Vet Res
November 2024
Department of Anatomy and Embryology, Faculty of Veterinary Medicine, Assiut University, Assiut, Egypt.
Article Synopsis
- The Japanese quail has been significant to humans since the 12th century, known for its high egg production, quality low-fat meat, and ease of management, making it valuable in both industry and research.
- A study focused on the development of the oropharyngeal salivary glands in Japanese quails, examining embryos and chicks at various ages using histological and electron microscopy techniques.
- Key findings included the early formation of sublingual and mandibular glands, which developed into mucous glands after hatching, playing important roles in food processing and moisture retention during feeding.
Dynamics of Hydrogen Peroxide Accumulation During Tip Growth of Infection Thread in Nodules and Cell Differentiation in Pea ( L.) Symbiotic Nodules.
Plants (Basel)
October 2024
Laboratory of Molecular and Cell Biology, All-Russia Research Institute for Agricultural Microbiology, 196608 Saint Petersburg, Russia.
Hydrogen peroxide (HO) in plants is produced in relatively large amounts and plays a universal role in plant defense and physiological responses, including the regulation of growth and development. In the -legume symbiosis, hydrogen peroxide plays an important signaling role throughout the development of this interaction. In the functioning nodule, HO has been shown to be involved in bacterial differentiation into the symbiotic form and in nodule senescence.
View Article and Find Full Text PDFDiagnostic Value of Serum Procalcitonin, CSF Neutrophil-to-lymphocyte Ratio, and CSF Lactate in Pediatric Bacterial Meningoencephalitis.
Ann Indian Acad Neurol
July 2024
Division of Paediatric Neurology, Department of Child Health, Faculty of Medicine, Public Health and Nursing, Universitas Gadjah Mada, Yogyakarta, Indonesia.
Background: Bacterial meningoencephalitis presents significant diagnostic and therapeutic challenges with high morbidity and mortality in pediatric populations worldwide. The early and precise identification of the etiology of these infections is essential for effective treatment and better patient results. Traditional diagnostic methods, while effective, can be time-consuming.
View Article and Find Full Text PDFUnveiling the Tempest: Dermal Plasmacytoid Dendritic Cell Proliferation as the Harbinger of Acute Myeloid Leukemia.
Am J Dermatopathol
November 2024
Department of Pathology, Loyola University Medical Center, Maywood, IL.
Article Synopsis
- Plasmacytoid dendritic cell neoplasms are rare types of cancer that arise from specific immune cells and are divided into two categories: blastic and mature proliferations.
- A case study of a 62-year-old woman with severe skin lesions and febrile episodes revealed a diagnosis of plasmacytoid dendritic cell proliferation after extensive biopsy and testing.
- The woman's condition also indicated acute myelomonocytic leukemia, highlighting the need for awareness of the similarities between symptoms of pDC neoplasms and myeloid neoplasia to avoid misdiagnosis.
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