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N. Tasić, D. Tasić, Zorana Kovačević, Marko Filipović, M. Arsic, Sladjana Bozovic-Ogarevic, Biljana Despotović, M. Bojić et al.

Background: The purpose of this study was to compare home and office BP in the adjustment of antihypertensive treatment. Methods: This study was an open, prospective, noninterventional, multicenter clinical trial that occurred between July 2019 and February 2020, in 34 cities in the territory of the Republic of Serbia, which monitored 1581 participants for 6 months. Depending on the used blood pressure monitoring method used, all patients were divided into control (office BP monitoring) and experimental (home BP telemonitoring) groups. We collected anamnestic data and data about systolic blood pressure (SP), in mmHg, diastolic blood pressure (DP), in mmHg, and heart rate (HR), in beats/minute, from all patients. Results: SP values were significantly different at baseline, and at the second, third, and fourth visits between the two tested groups. Home and office BP decreased significantly (p < 0.000) during the 6-month follow-up. We observed a statistically significant influence of the presence of diabetes mellitus and dyslipidemia on the dynamics of differences between SP monitoring values. Conclusions: Our study suggests that novel technologies in BP monitoring can be excellent alternatives for BP assessment in hypertensive patients with other cardiovascular risk factors such as diabetes and dyslipidemia.

B. Miletić, Branislava Drašković, Todor Đorem, Stefan Bojić, B. Matović, D. Stojanović

As forests in Bosnia and Herzegovina cover 2,904,600 ha or 56.7 % of its total area, and since the meteorological data analysis for the period 1961–2014 shows that the mean annual temperature maintains a continuous rise, сlose attention should be paid to these fragile ecosystems. It is important to note that one of the most economically valuable species for forestry in Bosnia and Herzegovina, Norway spruce, is particularly endangered due to its very low drought resistance and spread of various diseases. Comparing the last climate sequence (1991–2019) with the previous one (1961–1990) we found that the spruce-inhabited areas showed an average increase in the values of the Forest Aridity Index of 0.929. As for the Ellenberg’s climate quotient, it is noticeable that climate change is not as strong as in the case of the Forest Aridity Index. Based on projections for the mid- (2041–2070) and late-century (2071–2100) under the RCP 4.5, there will be no change that is likely to significantly affect the distribution of spruce. The predicted rates of decline and altitudinal shifts of favorable habitats are negligible. On the contrary, projections under the RCP 8.5 predict a significant reduction of suitable habitats, both for the existing range of Norway spruce and the entire territory of Bosnia and Herzegovina. Particularly, late-century projection under the RCP 8.5 predicts an almost complete reduction of suitable habitats, while small areas of suitable habitats at higher elevations will remain intact.

Amela Bostandzic, V. Beslic, I. Šurković, Šefkija Balić, T. Dujic, Z. Ašimi, Azra Bureković

Background: IDegLira( fixed combination of GLP 1 receptor agonist and insulin) has been shown to be effective in improving the glucoregulation in patients previously treated with oral therapy as well as individual components, GLP-1 receptor agonist or basal insulin. Objective: The aim of this study is to examine the parameters of metabolic control in patients treated with IDegLira who were previously treated with premix insulin in several daily doses and to compare them with patients whose premix insulin dose was increased. Methods: The study included 100 patients who had been previously treated with two or three daily doses of premix insulin. Half of the patients were switched to IdegLira( group I), and half (group II) had their insulin dose increased according to the clinical assessment of the physician. Fasting glucose, 2h postprandial glucose, HbA1c, BMI and insulin dose were determined at baseline and at follow-up after 6 months. Results: Patients treated with IDegLira compared to patients whose insulin dose was increased achieved significantly lower fasting glucose (p <0.001), postprandial glucose (p <0.001), HbA1c (p <0.001), BMI (p <0.001) with a significantly lower insulin dose (p <0.001). Comparison of the same parameters within the groups of patients at the beginning and after 6 months showed that patients who were switched from insulin premix to IDegLira achieved significantly lower fasting blood glucose (p <0.001), postprandial glucose (p <0.001), HbA1c (p < 0.001), BMI (p <0.001) with significantly lower insulin dose within the fixed combination (p <0.001). Patients with gradually increased insulin dose achieved significant reduction in fasting glucose (p = 0.021) and postprandial glucose (p = 0.036),but with a significantly higher insulin dose (p = 0.005). There was also a slight increase in BMI that was not statistically significant (p = 0.267). Conclusion: The obtained data suggest that switching patients from a complex insulin regimen to a fixed combination of basal insulin and GLP 1 receptor agonist in comparison to increases in insulin dose results in a significant improvement in fasting glucose, postprandial glucose, HbA1c, and BMI. The results were achieved with a significantly lower daily insulin dose.

S. Ramić, F. Paić, Velda Smajlbegović, Melita Perić Balja, L. Hiršl, I. Márton, F. Knežević

Aim To determine the predictive value of phosphorylated human epidermal growth factor receptor 2 (pHER2Y1248) status in breast cancer (BC) patients undergoing trastuzumab-based adjuvant therapy. Methods Immunohistochemical status of pHER2Y1248, EGFR/HER1, HER3, and HER4 was determined in 124 consecutive HER2-positive BC patients (median age [range] = 57 years [49.0-64.0]) treated at the University Hospital for Tumors, Zagreb, between 2008 and 2011. The median follow-up was 84 months (60.0-84.0). Prognostic factors of disease free survival (DFS) rate were evaluated with Kaplan-Meier/log-rank test and Cox regression analysis. Results pHER2Y1248, HER1, HER3, and HER4 were expressed in 66.1%, 9.7%, 70.2%, and 71.0% of patients, respectively. Disease progression (DP) was observed in 17.1% of pHER2Y1248-positive and 47.6% of pHER2Y1248-negative BCs (P = 0.001). Kaplan-Meier analysis showed a worse five-year DFS in pHER2Y1248-negative patients who were older than 60 years (P < 0.001) and had positive lymph node status (P < 0.001); tumor size >2.0 cm (P < 0.001); higher histological grade (P < 0.001); HER2E intrinsic subtype (P < 0.001), negative hormone receptors (P < 0.001); negative HER1 status (P < 0.001), positive HER3 (P = 0.002); and/or positive HER4 (P = 0.002) status. The only negative prognostic factor for five-year DFS in multivariate Cox regression analysis was pHER2Y1248-negative (hazard ratio [HR] 3.6, 95% confidence interval [CI] 1.8-7.2, P < 0.001) and lymph node-positive status (HR 3.6, 95% CI 1.3-9.8, P = 0.014). Conclusion pHER2Y1248 predicts sensitivity to trastuzumab and a better five-year DFS regardless of any other prognostic parameter. In HER2-positive BC patients. Non-phosphorylated HER2Y1248 is a strong predictor of trastuzumab resistance and a poor DFS.

Houda Elmimouni, J. P. Hansen, S. Herring, James Marcin, Marta Orduna, Pablo Pérez, Irene Rae, J. Read et al.

The last several years have seen a strong growth of telerobotic technologies with promising implications for many areas of learning. HCI has contributed to these discussions, mainly with studies on user experiences and user interfaces of telepresence robots. However, only a few telerobot studies have addressed everyday use in real-world learning environments. In the post-COVID 19 world, sociotechnical uncertainties and unforeseen challenges to learning in hybrid learning environments constitute a unique frontier where robotic and immersive technologies can mediate learning experiences. The aim of this workshop is to set the stage for a new wave of HCI research that accounts for and begins to develop new insights, concepts, and methods for use of immersive and telerobotic technologies in real-world learning environments. Participants are invited to collaboratively define an HCI research agenda focused on robot-mediated learning in the wild, which will require examining end-user engagements and questioning underlying concepts regarding telerobots for learning.

J. Porter, A. Laverón-Simavilla, M. Bou-Ali, X. Ruiz, F. Gavaldà, J. M. Ezquerro, P. Salgado Sánchez, Ú. Martínez et al.

This manuscript summarizes the educational and scientific outcome of the Research-based learning activities performed in the bachelor’s, master’s, and doctorate programmes in aerospace engineering at the Technical University of Madrid. The activities are related to the line of research in Phase Change Materials in microgravity developed at the Spanish User Support and Operations Centre. The principal scientific results obtained during these years are outlined, drawing particular attention to those related to the “Thermocapillary Effects in Phase Change Materials in Microgravity” experiment and the “Effect of Marangoni convection on heat transfer in Phase Change Materials” project. The outcomes of this research are discussed from an educational perspective. Since 2016, we observe an increased interest from students to participate in research activities, which has had direct positive impact on the production of scientific results

Background: Acute kidney injury (AKI) is the result of various causes and is associated with significant morbidity and mortality as well as long-term renal sequelae in pediatric patients. Objectives: The aim of the study is to determine the causes of AKI in pediatric patients who needed renal replacement therapy (RRT) and were admitted to the Pediatric and Neonatal Intensive Care Unit (PICU and NICU) at the Pediatric Clinic, University Clinical Center Sarajevo (UCCS). Methods: Our research included 81 children with AKI who needed RRT. We used the Kidney Disease: Improving Global Outcomes (KDIGO) criteria to define AKI. Severe acute kidney injury was defined as stage 2 or 3 of AKI when plasma creatinine level ≥2 times the baseline level or urine output <0.5 ml per kilogram of body weight per hour for ≥12 hours. Other laboratory findings and imaging tests were made depending on their primary disease that led to the AKI and its complications. Results: Our research analyzed 81 children with AKI who needed RRT 38 girls and 43 boys ages from birth to 18 years. Mean age of presentation was 6.28 years. Male female ratio in this study was 1.1:1. Non-olyguric AKI was diagnosed in 12 (14.8%) of children with AKI, while the rest 69 (85.2%) had the olyguric type. Patients with AKI were analyzed after a rough division on prerenal in 57 (70.4%) children, intrarenal in 23 (28.4%) and post-renal in 1 (1.2%) patient. Conclusion: As the AKI plays a key role in the mortality and morbidity in pediatric patients, especially in infants, it is important to recognise and treatment on time different etiologies of this serious condition. Some causes of AKI in our country can be prevented by better organization of primary and secondary health care, which would also reduce mortality and morbidity from AKI.

E. Karalija, Sabina Dahija, A. Demir, R. Bešta-Gajević, S. Ć. Zeljković, P. Tarkowski

This study presents the first report on phenolic composition and bioactivity of ethanolic extracts of three plant species that grow in the western Balkan mountains and are used in traditional folk medicine: Valeriana montana, Salix retusa, and Campanula hercegovina. Phenolics were extracted from different aerial plant parts using 80% ethanol to assess the possibility of sustainable use of these plants as a source of bioactive compounds without disruption to the roots (for V. montana) or destruction of whole habitats (for S. retusa and C. hercegovina). The ethanolic extract of V. montana flower contained noticeable levels of apigenin and quercetin. The branches and bark of S. retusa were significantly rich in catechin, while rutin was the major phenolic found in the leaf extract of C. hercegovina. Furthermore, the flower extract of V. montana revealed the best antioxidant activity, which was comparable to 4-hydroxybenzoic acid and quercetin. Considering antimicrobial activity, the leaf extracts of V. montana and C. hercegovina demonstrated potent activity against all microbes tested, while the extracts of S. retusa were moderately effective. The presented results emphasize the potential of these plants as novel sources of bioactive compounds.

Selma Karakaš, Dženana Huduti, M. Mehić, A. Šukalo, Jasna Džananović Jaganjac, A. Avdić, A. Skopljak, Azra Dupovac et al.

Objective. This study aimed to evaluate the efficacy and safety of lysozyme-based oral antiseptic in the therapy of non-infectious sore throat in teachers. Materials and Methods. A non-interventional, prospective, pilot study was conducted with two examinations. The first was performed as part of a general medical examination. If a non-infectious sore throat was confirmed by clinical checkup and all other inclusion and non-exclusion criteria confirmed, patients were offered to be enrolled in the study. After signing the informed consent form, patients were advised to use lysozyme-based lozenges, six times a day, for a period of five days. A telephone call follow-up examination was performed within 24 hours from the therapy completion. Results. This was a pilot study involving 25 adult patients of both genders. Lysozyme-based lozenges showed positive effects in relieving the symptoms of non-infectious sore throat in teachers. At the same time, the lozenges showed excellent tolerability, and no side effects were reported during the study. 92% of patients confirmed they would take the same medicine again due to the same problem. Conclusion. The results of this “proof-of-concept” study indicated that lysozyme-based antiseptic could be effective and safe in the treatment of non-infectious sore throat in teachers and should be further evaluated as treatment option in this condition.

J. Bouaoud, P. Bossi, M. Elkabets, S. Schmitz, L. V. van Kempen, P. Martinez, S. Jagadeeshan, I. Breuskin et al.

Simple Summary Oral cavity is the most common site of head and neck cancer which is ranked as the eighth most common cancer worldwide. Oral cancer treatment is often associated with significant morbidity and is sometimes ineffective. These cancers, mainly due to tobacco and alcohol consumption, can develop from oral potentially malignant disorders, the most common of which is oral leukoplakia. Some of these oral potentially malignant disorders disappear, while others will transform to oral cancer. Patients may also develop cancer in the field of cancerization. Unfortunately, except for the surgical excision of lesions with dysplasia, there is no effective intervention to effectively prevent transformation or cancer development in the field of cancerization. Moreover, no standardized biomarker has been clearly identified as sufficient to predict malignant transformation. In this article, several experts discuss the main challenges in oral cancer prevention, in particular the need (i) to define new a new classification system integrating cellular and molecular features aiming (ii) at better identifying patients at high risk of malignant transformation, and (iii) at developing treatment strategies to prevent their malignant transformation of oral potentially malignant disorders. Abstract Oral potentially malignant disorders (OPMD) may precede oral squamous cell carcinoma (OSCC). Reported rates of malignant transformation of OPMD range from 3 to 50%. While some clinical, histological, and molecular factors have been associated with a high-risk OPMD, they are, to date, insufficiently accurate for treatment decision-making. Moreover, this range highlights differences in the clinical definition of OPMD, variation in follow-up periods, and molecular and biological heterogeneity of OPMD. Finally, while treatment of OPMD may improve outcome, standard therapy has been shown to be ineffective to prevent OSCC development in patients with OPMD. In this perspective paper, several experts discuss the main challenges in oral cancer prevention, in particular the need to (i) to define an OPMD classification system by integrating new pathological and molecular characteristics, aiming (ii) to better identify OPMD at high risk of malignant transformation, and (iii) to develop treatment strategies to eradicate OPMD or prevent malignant transformation.

Alena Balážová, G. Földvári, B. Bilbija, E. Noskova, P. Široký

We collected 1,671 Dermacentor reticulatus ticks from 17 locations in the Czech Republic, Slovakia, and Hungary. We found 47.9% overall prevalence of Rickettsia species in ticks over all locations. Sequence analysis confirmed that all tested samples belonged to R. raoultii, the causative agent of tick-borne lymphadenopathy.

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