Results 21 to 30 of about 2,328,469 (382)

Bone marrow origin of endothelial progenitor cells responsible for postnatal vasculogenesis in physiological and pathological neovascularization.

open access: yesCirculation Research, 1999
Circulating endothelial progenitor cells (EPCs) have been isolated in peripheral blood of adult species. To determine the origin and role of EPCs contributing to postnatal vasculogenesis, transgenic mice constitutively expressing beta-galactosidase under
T. Asahara   +8 more
semanticscholar   +1 more source

Bone Marrow Cell Recognition: Training Deep Object Detection with A New Loss Function [PDF]

open access: yesarXiv, 2021
For a long time, bone marrow cell morphology examination has been an essential tool for diagnosing blood diseases. However, it is still mainly dependent on the subjective diagnosis of experienced doctors, and there is no objective quantitative standard.
arxiv  

Combined single-cell and spatial transcriptomics reveals the molecular, cellular and spatial bone marrow niche organization

open access: yesNature Cell Biology, 2019
The bone marrow constitutes the primary site for life-long blood production and skeletal regeneration. However, its cellular and spatial organization remains controversial.
Chiara Baccin   +9 more
semanticscholar   +1 more source

Histogram of Cell Types: Deep Learning for Automated Bone Marrow Cytology [PDF]

open access: yesarXiv, 2021
Bone marrow cytology is required to make a hematological diagnosis, influencing critical clinical decision points in hematology. However, bone marrow cytology is tedious, limited to experienced reference centers and associated with high inter-observer variability.
arxiv  

A continuum mechanical porous media model for vertebroplasty: Numerical simulations and experimental validation [PDF]

open access: yes, 2022
The outcome of vertebroplasty is hard to predict due to its dependence on complex factors like bone cement and marrow rheologies. Cement leakage could occur if the procedure is done incorrectly, potentially causing adverse complications. A reliable simulation could predict the patient-specific outcome preoperatively and avoid the risk of cement leakage.
arxiv   +1 more source

Impact of donor marrow cellularity on outcome of allogeneic stem cell transplantation

open access: yesTransplantation Reports, 2023
Background: Outcomes of allogeneic hematopoietic stem cell transplant (HSCT) are affected by a number of donor and patient related factors like extent of human leucocyte antigen mismatch, age, source of stem cells, female donor to male recipient and stem
Memoona Khan   +8 more
doaj  

Beyond Labels: Visual Representations for Bone Marrow Cell Morphology Recognition [PDF]

open access: yesarXiv, 2022
Analyzing and inspecting bone marrow cell cytomorphology is a critical but highly complex and time-consuming component of hematopathology diagnosis. Recent advancements in artificial intelligence have paved the way for the application of deep learning algorithms to complex medical tasks.
arxiv  

Treatment of bone marrow lesions (bone marrow edema) [PDF]

open access: yesBoneKEy Reports, 2015
Bone marrow lesions (BMLs) or using older terminology 'Bone marrow edema' is characterised by excessive water signals in the marrow space on magnetic resonance imaging or ultrasound; BMLs constitute a central component of a wide variety of inflammatory and non-inflammatory rheumatologic conditions affecting the musculoskeletal system: BMLs are not only
openaire   +3 more sources

Bone marrow-on-a-chip: Emulating the human bone marrow [PDF]

open access: yes, 2018
AbstractMultipotent hematopoietic stem and progenitor cells HSPC reside in specialized stem cell niches within the bone marrow, that provide a suitable microenvironment for lifelong maintenance of the stem cells. Meaningful in vitro models recapitulating the in vivo stem cell niche biology can be employed for both basic research as well as for applied ...
Sieber, Stefan   +9 more
openaire   +2 more sources

Vaccine-induced thrombotic thrombocytopenia (VITT): first report from India

open access: yesThrombosis Journal, 2022
Background Vaccine-induced thrombotic thrombocytopenia (VITT) is a rare but devastating adverse event following adenoviral vector-based vaccinations for COVID-19, resulting in thrombosis, especially of the cerebral and splanchnic vasculature. Despite the
Christy V. John   +5 more
doaj   +1 more source

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