The available photogrammetric solutions, combined with properly conducted surveying measurements enable to create fully applicable, three-dimensional models of architectural structures, which can be applied in, i.e. protection of cultural heritage or conservational documentation. Currently, we can see an increase in use of digital non-metric cameras in a photogrammetric inventory of sacred monuments. Properly obtained and analysed data allow to create a digital model of an object, which later might serve as a basis for a vector image used for architectural and construction purposes. The paper presents the procedure of creation of 3D models of sacred historic monuments of relatively small sizes with the use of terrestrial photogrammetry and UAV using the Agisoft PhotoScan Professional software.
The paper presents an analysis of the causes and effects of masonry vaults damage after a construction disaster in the historic church of St. George in Hajduki Nyskie (southern Poland), dated to the beginning of the XIV century. As a result of the collapse of the eastern gable wall, some parts of the vaults and a wooden roof were destroyed, as well as other structural elements and part of the church's equipment. The building combines late Romanesque, Gothic and Baroque style elements, representing high, trans-regional historical and artistic, religious and cultural values, in particular due to the valuable gothic wall paintings preserved in the nave. The paper presents the state of the building before and after the construction disaster as well as recommendations regarding the reconstruction of the vaults.
Background Mesenchymal stem cells (MSCs) are capable of secreting different substances, including the anti-inflammatory protein TSG-6, which can be useful in the treatment of diseases with inflammatory reactions. The main aim of this study was to evaluate the expression of the TSG-6 gene in MSCs derived from the umbilical cord. For better understanding of the anti-inflammatory properties of MSCs, we additionally assessed the expression of some interleukins (ILs). Material/Methods The study group included 45 patients after delivery, aged from 21 to 46 years; the average patient age was 33 years. MSCs were isolated enzymatically from umbilical cord Wharton’s jelly, in vitro cultured, and characterized using flow cytometry; qPCR was performed to assess expression of the studied genes. The expression of genes of a number of pro-inflammatory ILs in MSCs was investigated in relation to the health of patients (coexistence of hypertension), the level of leukocytes, pCO2, and hemoglobin in the blood. Results Our research showed that the expression of the TSG-6 gene in MSCs depends on coexisting diseases in the patient and the biochemical parameters of umbilical cord blood, including the important role of cord blood pH. We found that the levels of IL2 and IL6 expression were correlated with pCO2, and IL6 expression were correlated with pO2. Conclusions Our study suggests that maternal health status and cord blood biochemical parameters could affect the anti-inflammatory properties of MSCs; however, this needs to be confirmed in a future study.
In material cultural heritage documentation, the use of measurement methods, i.e. photogrammetry and laser scanning, is becoming more and more common. The increasing availability of hardware and software allows to create the photorealistic models of objects documenting the heritage and the state of its preservation. The virtual object model can carry information about the dimensions, shape, color and texture of the documented object and it can be the basis for the documentation of the archaeological site, architectural and construction inventory, architectural and conservation studies and monitoring the condition of the object. In the paper presented an overview of the most important measurement techniques and methods for acquiring spatial data used in the documentation of monuments, with particular reference to photogrammetric documentation generated on the basis of data obtained from photographs made with the use of UAV. The heritage documentation presented in the paper were created using the Agisoft Photoscan software. The use of geographic information systems in storing, analyzing and sharing information about monuments was also discussed.
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