Publications by authors named "Dmitry Bulgin"

Chronic hyperglycaemia is a chief feature of diabetes mellitus and complicates with many systematic anomalies. Non-human primates (NHPs) are excellent for studying hyperglycaemia or diabetes and associated comorbidities, but lack behavioural observation. In the study, behavioural, brain imaging and histological analysis were performed in a case of spontaneously hyperglycaemic (HGM) Macaca fascicularis.

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While neurostimulation technologies are rapidly approaching clinical applications for sensorimotor disorders, the impact of electrical stimulation on network dynamics is still unknown. Given the high degree of shared processing in neural structures, it is critical to understand if neurostimulation affects functions that are related to, but not targeted by, the intervention. Here, we approach this question by studying the effects of electrical stimulation of cutaneous afferents on unrelated processing of proprioceptive inputs.

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Article Synopsis
  • Normal tissues are crucial for studying gene expression related to diseases, but healthy controls are often obtained only post-mortem, leading researchers to use "normal" tissues next to tumors as controls.
  • A study compared gene expression profiles in tumor-adjacent tissues to those from autopsy-derived healthy tissues, discovering significant differences linked to immune activation, cell signaling pathways, and structural changes.
  • Using a macaque model, researchers identified RNA degradation in lung samples that affected gene expression results, emphasizing the need to consider sample quality and handling in research protocols.
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Replacing missing bone or adding mass to existing bone is often essential to the success of a dental implant. A large variety of graft materials have been used for maxillary and mandibular atrophy. To date there has been no graft material, which can be regarded as completely satisfactory.

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The processes of new vessels formation in tissues are supported by two definite mechanisms: de novo development of blood vessels (vasculogenesis) through the accumulation of progenitor cells during early prenatal stage, and extension of a pre-existing microcirculatory network by endothelial cell germination (angiogenesis), the essential mechanism of blood vessel formation in postnatal period. Angiogenesis is associated with a series of inductive, permissive and restrictive communications that result in the appearance, differentiation, and formation of new vessels. The goal of therapeutic angiogenesis is to improve blood circulation, relay survival factors and regenerative stem cell populations to sites of tissue repair, and ultimately recover function and form of the tissue.

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Autologous fat transfer (lipofilling) is becoming an invaluable tool for breast augmentation as well as for breast reconstruction. Autologous lipofilling has several advantages, including biocompatibility, versatility, natural appearance, and low donor site morbidity. The main limitation is unpredictable fat graft resorption, which ranges from 25% to 80%, probably as a result of ischaemia and lack of neoangiogenesis.

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Replacing missing bone or adding mass to existing bone is often essential to the success of a dental implant. A large variety of graft materials have been used for maxillary and mandibular atrophy. To date, there has been no graft material which can be regarded as completely satisfactory.

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Aneurysmal bone cyst is a benign, locally destructive lesion of bone. Based on progressive cortical thinning pathological fractures are common, and are often the presenting feature. Despite the long experience of orthopaedists, radiologists and pathologists with aneurysmal bone cyst there is limited knowledge regarding the cause of the lesion and optimal treatment.

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The processes of craniofacial tissues development and regeneration are largely dependent on sequential and reciprocal interactions between mesenchymal and epithelial components. These processes involve a series of inductive and permissive interactions that result in the determination, differentiation, and organization of craniofacial tissues. Stem cells and growth factors represent a very interesting research field for craniofacial tissues regeneration.

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Context: The high radioresistance of anaplastic thyroid cancer (ATC) and cultured ATC cells stipulates for the means of increasing their radiosensitivity. It has been shown that c-Jun NH(2)-terminal kinase (JNK) activation is one of the manifestations of radiation response in ATC cells.

Objective: Assessment of the effect of selective JNK inhibition on ATC cell radiosensitivity and clarification of the associated mechanisms.

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