Results 51 to 60 of about 448,418 (302)

Regeneration of begonia plantlets by direct organogenesis [PDF]

open access: yes, 2009
The economic importance of ornamentals worldwide suggests a bright future for ornamental breeding. Rapid progress in plant molecular biology has great potentials to contribute to the breeding of novel ornamental plants utilizing recombinant DNA ...
Curuk, P.   +6 more
core  

Endothelial progenitor cell biology in disease and tissue regeneration [PDF]

open access: yesJournal of Hematology & Oncology, 2011
Abstract Endothelial progenitor cells are increasingly being studied in various diseases ranging from ischemia, diabetic retinopathy, and in cancer. The discovery that these cells can be mobilized from their bone marrow niche to sites of inflammation and tumor to induce neovasculogenesis has afforded a novel opportunity to understand the ...
Shanmugam Arulkumaran   +6 more
openaire   +3 more sources

Tumour–host interactions in Drosophila: mechanisms in the tumour micro‐ and macroenvironment

open access: yesMolecular Oncology, EarlyView.
This review examines how tumour–host crosstalk takes place at multiple levels of biological organisation, from local cell competition and immune crosstalk to organism‐wide metabolic and physiological collapse. Here, we integrate findings from Drosophila melanogaster studies that reveal conserved mechanisms through which tumours hijack host systems to ...
José Teles‐Reis, Tor Erik Rusten
wiley   +1 more source

Temporal Dynamics and Heterogeneity of Cell Populations during Skeletal Muscle Regeneration

open access: yesiScience, 2020
Summary: Mammalian skeletal muscle possesses a unique ability to regenerate, which is primarily mediated by a population of resident muscle stem cells (MuSCs) and requires a concerted response from other supporting cell populations.
Stephanie N. Oprescu   +4 more
doaj   +1 more source

Monocyte-derived Kupffer cells dominate in the Kupffer cell pool during liver injury

open access: yesCell Reports, 2023
Summary: Healthy Kupffer cell (KC) pool is dominated by embryonic KCs (EmKCs), preserving liver homeostasis. How the KC pool varies upon injury remains unclear.
Weiyang Li   +4 more
doaj   +1 more source

Organismic Supercategories: III. Qualitative Dynamics of Systems [PDF]

open access: yes, 1971
The representation of biological systems by means of organismic supercategories, developed in previous papers, is further discussed. The different approaches to relational biology, developed by Rashevsky, Rosen and by Baianu and Marinescu, are compared ...
Baianu, Prof. Dr. I.C.
core  

Combined in silico/in vivo analysis of mechanisms providing for root apical meristem self-organization and maintenance. [PDF]

open access: yes, 2012
Background and aimsThe root apical meristem (RAM) is the plant stem cell niche which provides for the formation and continuous development of the root.
Doroshkov, AV   +8 more
core   +2 more sources

Colorectal cancer‐derived FGF19 is a metabolically active serum biomarker that exerts enteroendocrine effects on mouse liver

open access: yesMolecular Oncology, EarlyView.
Meta‐transcriptome analysis identified FGF19 as a peptide enteroendocrine hormone associated with colorectal cancer prognosis. In vivo xenograft models showed release of FGF19 into the blood at levels that correlated with tumor volumes. Tumoral‐FGF19 altered murine liver metabolism through FGFR4, thereby reducing bile acid synthesis and increasing ...
Jordan M. Beardsley   +5 more
wiley   +1 more source

Chemically-induced photoreceptor degeneration and protection in mouse iPSC-derived three-dimensional retinal organoids

open access: yesStem Cell Research, 2017
Induced pluripotent stem cells (iPSCs), which can be differentiated into various tissues and cell types, have been used for clinical research and disease modeling.
Shin-ichiro Ito   +2 more
doaj   +1 more source

A Model for Investigating Developmental Eye Repair in Xenopus Laevis [PDF]

open access: yes, 2018
Vertebrate eye development is complex and requires early interactions between neuroectoderm and surface ectoderm during embryogenesis. In the African clawed frog, Xenopus laevis, individual eye tissues such as the retina and lens can undergo regeneration.
Kha, Cindy X.   +3 more
core   +2 more sources

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