Results 31 to 40 of about 258,405 (265)

EVALUATION OF THE USE OF ALVEOLAR BLOCK FROM MAXILLARY TUBEROSITY FOR AUGMENTATION OF ANTERIOR MAXILLARY DEFECTS [PDF]

open access: yesAlexandria Dental Journal, 2018
INTRODUCTION: Maxillofacial bone defects occur for various reasons as infections, tumor and cysts or physiologic loss of bone after extraction of teeth. There are a lot of controversies among dental practitioners in the material used for filling of bone ...
Nagy P. Hassan   +2 more
doaj   +1 more source

Lysyl oxidase (LOX)‐mediated remodeling of the extracellular matrix

open access: yesFEBS Letters, EarlyView.
The lysyl oxidase (LOX) family of enzymes drives extracellular matrix remodeling by oxidizing collagen, elastin, and fibronectin, promoting covalent cross‐link formation. This activity regulates tissue architecture and mechanical properties, while its dysregulation contributes to fibrosis, cardiovascular disease, glaucoma, connective tissue disorders ...
Fernando Rodríguez‐Pascual   +3 more
wiley   +1 more source

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

open access: yesMolecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary   +1 more
wiley   +1 more source

PANoptosis in the pathogenesis of myelodysplastic syndromes

open access: yesMolecular Oncology, EarlyView.
PANoptosis, a combination of three types of programmed cell death, is mediated by a large protein complex called a PANoptosome. In healthy bone marrow hematopoietic cells, PANoptosis is restricted by inhibitory signaling. In MDS, bone marrow cells become sensitive to the PANoptotic stimuli due to the aberrant inactivation of inhibitory signaling or ...
Rohit Thalla   +4 more
wiley   +1 more source

Osteoprogenitor cells can enhance early bone formation in critical bone defects in dogs

open access: yesCiência Rural
: The aim of this study was to evaluate the effect of osteoprogenitor cells derived from mesenchymal stem cells from adipose tissue (OC-AD-MSCs), and differentiated into osteoblasts, in the treatment of critical bone defects in dogs.
Endrigo Gabellini Leonel Alves   +8 more
doaj   +1 more source

Advances in the Application of Bone Transport Techniques in the Treatment of Bone Nonunion and Bone Defects

open access: yesOrthopaedic Surgery, 2023
Bone nonunion and bone defects frequently occur following high‐energy open injuries or debridement surgeries, presenting complex challenges to treatment and significantly affecting patients' quality of life.
Zhenhao Li   +8 more
doaj   +1 more source

Effect of Quercetin on Preosteoblasts and Bone Defects [PDF]

open access: yesThe Open Orthopaedics Journal, 2008
Quercetin is a flavonol, also a phytoestrogen, available commonly in onion and apple. Our laboratory investigated its effect on MC3T3-E1 cells’ alkaline phosphatase activity in vitro and compared the amount of new bone produced by quercetin in collagen matrix to that produced by bone grafts ...
Rabie, ABM, Wong, RWK
openaire   +4 more sources

Mechanisms and therapeutic opportunities of the ribotoxic stress response in cancer

open access: yesMolecular Oncology, EarlyView.
Cancer cells' high translational demand creates opportunities to therapeutically target ribosome function. Ribosome stalling and collisions activate ZAKα and the ribotoxic stress response (RSR), which can trigger rapid, p53‐independent apoptosis in cancer.
Anastassiya Kim   +7 more
wiley   +1 more source

Demineralized bone matrix and calcium-phosphate cement in bone regeneration in rats [PDF]

open access: yesActa Cirúrgica Brasileira, 2018
Purpose: To compare bone regeneration in critical-sized defects in rat calvarium using demineralized bone matrix and calcium phosphate cement. Methods: Thirty Wistar rats were divided into 3 groups of 10 animals each.
Luiz Carlos Ferreira da Silva   +3 more
doaj   +1 more source

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

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