13 research outputs found

    Predicted climate change will increase the truffle cultivation potential in central Europe.

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    Climate change affects the distribution of many species, including Burgundy and Périgord truffles in central and southern Europe, respectively. The cultivation potential of these high-prized cash crops under future warming, however, remains highly uncertain. Here we perform a literature review to define the ecological requirements for the growth of both truffle species. This information is used to develop niche models, and to estimate their cultivation potential in the Czech Republic under current (2020) and future (2050) climate conditions. The Burgundy truffle is already highly suitable for cultivation on ~ 14% of agricultural land in the Czech Republic (8486 km2), whereas only ~ 8% of the warmest part of southern Moravia are currently characterised by a low suitability for Périgord truffles (6418 km2). Though rising temperatures under RCP8.5 will reduce the highly suitable cultivation areas by 7%, the 250 km2 (3%) expansion under low-emission scenarios will stimulate Burgundy truffles to benefit from future warming. Doubling the moderate and expanding the highly suitable land by 352 km2 in 2050, the overall cultivation potential for Périgord truffles will rise substantially. Our findings suggest that Burgundy and Périgord truffles could become important high-value crops for many regions in central Europe with alkaline soils. Although associated with uncertainty, long-term investments in truffle cultivation could generate a wide range of ecological and economic benefits

    Revitalisation of Teplice nad Bečvou Spa

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    objevení zašlé slávy lázeňstvídiscovery of faded glory spas

    The Students themselves - Student Center Poříčí

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    STUDENT RESIDENCE WITH CANTEEN ON THE BANK OF THE RIVER SVRATK

    Association of selected risk factors with the severity of atherosclerotic disease at the carotid bifurcation

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    Kromě tradičních rizikových faktorů aterosklerózy, jako jsou cholesterol, arteriální hypertenze, kouření a diabetes mellitus jsou v posledních letech zkoumány i vlivy dalších faktorů na rozvoj aterosklerózy. Ve své práci jsme se snažili zjistit rozdíly mezi hladinami apolipoproteinu B, homocysteinu, hypersenzitivního CRP (C-reaktivní protein) a lipoproteinu(a) u pacientů s počínajícím aterosklerotickým postižením karotických tepen s přítomnosti pouze aterosklerotických plátů a pacientů s výrazným postižením karotického řečiště – přítomností stenózy vnitřní karotidy nad 50 %. Skupinu č. 1 tvořilo 92 pacientů s aterosklerotickým plátem v karotidách, bez přítomnosti stenózy tepny. Skupinu č. 2 tvořilo 77 pacientů se stenózou karotické tepny nad 50 %. Stupeň postižení karotid byl hodnocen ultrazvukovým vyšetřením. V obou skupinách byly provedeny odběry uvedených faktorů a srovnány mezi sebou s následným provedením lineární regresivní analýzy k posouzení nezávislosti na tradičních rizikových faktorech. Soubory byly srovnávány pomocí Mannova-Whitneyova (Wilcoxonova) W testu. Ve skupině č. 2 jsme nalezli signifikantně vyšší hladiny hypersenzitivního CRP (p = 0,026 ) a apolipoproteinu B (p = 0,00063). Následná lineární regresivní analýza byla provedena pomocí obecného lineární modelu a vyhodnocena ANOVA testem. Analýza ukázala nezávislost apolipoproteinu B i hypersenzitivního CRP na tradičních rizikových faktorech (arteriální hypertenze, věk, kouření, diabetes mellitus). V naší práci byl apolipoprotien B a hypersenzitivní CRP signifikantně vyšší u pacientů se stenotickým postižením karotid ve srovnání s pacienty, kteří měli v karotických tepnách pouze aterosklerotické pláty bez přítomnosti stenózy.In addition to standard risk factors of atherosclerosis such as cholesterol, arterial hypertension, smoking and diabetes mellitus, also the role of other risk factors in the development of atherosclerosis has been studied in recent years. The goal of the study was to find the differences between the levels of apolipoprotein 13, homocysteine, hypersensitive CRP and lipoprotein(a) in patients with initial atherosclerotic affection of the carotid arteries in the presence of atherosclerotic plaques only, and in patients with significant carotid artery disease, with internal carotid stenosis exceeding 50 %. Study material Group 1 consisted of 92 patients with atherosclerotic plaque in carotid arteries without the presence of arterial stenosis. Group 2 consisted of 77 patients with carotid artery stenosis exceeding 50 %. Ultrasound examination was used to ascertain the degree of affection of the carotid arteries. Method: Samples for the above factors were taken in both groups and compared between each other with linear regressive analysis being performed at the next stage in order to assess the dependence on standard risk factors. Results: The groups were compared using the Mann-Whitney (Wilcoxon) W test. Significantly higher levels of hypersensitive GRP (p = 0.026) and apolipoprotein B (p = 0.00063) were found in Group 2. Subsequent linear regressive analysis performed with the use of the general linear model and evaluation using the ANOVA test showed the independence of both apolipoprotein B and hypersensitive CRP from standard risk factors (arterial hypertension, age, smoking, and diabetes mellitus). Conclusion: In our study, apolipoprotein B and hypersensitive CRP was significantly higher in patients with carotid artery stenosis as compared with patients who had atherosclerotic plaques only in their carotid arteries, without the presence of stenosis.Web of Science71329228

    Safety of carotid stenting - a comparison of protection systems

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    Cíl: Porovnat účinnost a bezpečnost distálního protekčního zařízení (Filtr) s proximální protekcí (Mo.Ma systém) během karotického stentingu (KAS) a potvrdit či vyvrátit nižší výskyt mikroembolizací při použití Mo.Ma systému. Určit efekt mikroembolizací na kognitivní funkce. Metodika: Padesát šest pacientů bylo randomizováno do dvou skupin dle použité protekce (skupina Filtr vs. Mo.Ma). Všichni pacienti podstoupili magnetickou rezonanci (MR) mozku před výkonem a po něm. Třicet dva pacientů podstoupilo revidovaný Adenbrookský kognitivní test (ACE-R) před a měsíc po výkonu. Dále byl sledován výskyt 30denní mortality a morbidity. Výsledky: Nové ischemické léze po KAS byly nalezeny celkem u 32,14 % pacientů (n = 18). Ve skupině Filtr (n = 37) u 32,43 % pacientů (n = 12), ve skupině Mo.Ma (n = 19) u 31,58 % (n = 6; p = 0,4741). Pouze 38,89 % lézí bylo lokalizováno čistě v povodí intervenované tepny, ve skupině Filtr 16,67 % (p = 0,006), ve skupině Mo.Ma 83,33 % (p = 0,037). Signifikantní pokles v ACE-R testu byl zaznamenán jednou. Závěr: Nové ischemické léze po KAS jsme našli v obou sledovaných skupinách, předpokládaný nižší výskyt ve skupině Mo.Ma se nepotvrdil. Ve skupině Filtr bylo signifikantně více lézí lokalizováno mimo povodí intervenované tepny nebo ve více povodích současně. Ve skupině Mo.Ma bylo signifikantně více nových lézí v povodí intervenované tepny. Negativní vliv mikroembolizací na výsledek v ACE-R testech se nám nepodařilo prokázat.Aim:To compare safety and efficacy of distal protection devices (filters) and the proximal protection device (Mo.Ma system) during carotid artery stenting (CAS) and to prove or reject lower incidence of new microembolic lesions with Mo.Ma protection. To determine the impact of microembolic lesions after CAS on cognitive functions. Methods: Fifty-six patients were randomized into two groups according to the cerebral protection used (Filter vs. Mo.Ma group). All patients underwent brain magnetic resonance imaging (MRI) before and after stenting.Thirty-two patients were tested before and 30 days after stenting with Adenbrook Cognitive Examination revised (ACE-R) tests. Results: 32.14% (n = 18) of all patients had new ischemic lesions on MRI after CAS, 32.43% (n = 12) of the Filter group patients (n = 37) and 31.58% (n = 6) of the Mo.Ma group patients (n = 19). Only 38.89% of all new ischemic lesions were located solely in the territory of the treated artery, 16.67% in the Filter group (p = 0.006) and 83.33% in the Mo.Ma group (p = 0.037). Significant decline in ACE-R test was found in one patient only. Conclusion: New ischemic lesions after CAS were present on MRI in both groups with no significant difference. Significantly more lesions were located outside the territory of the treated artery in the Filter group and inside the territory in the Mo.Ma group. We did not prove negative impact of new lesions on the ACE-R tests results.Web of Science79556456

    Comparison of carotid endarterectomy and repeated carotid angioplasty and stenting for in-stent restenosis (CERCAS trial): a randomised study

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    Background and aim In-stent restenosis (ISR) belongs to an infrequent but potentially serious complication after carotid angioplasty and stenting in patients with severe carotid stenosis. Some of these patients might be contraindicated to repeat percutaneous transluminal angioplasty with or without stenting (rePTA/S). The purpose of the study is to compare the safety and effectiveness of carotid endarterectomy with stent removal (CEASR) and rePTA/S in patients with carotid ISR.Methods Consecutive patients with carotid ISR (≥80%) were randomly allocated to the CEASR or rePTA/S group. The incidence of restenosis after intervention, stroke, transient ischaemic attack myocardial infarction and death 30 days and 1 year after intervention and restenosis 1 year after intervention between patients in CEASR and rePTA/S groups were statistically evaluated.Results A total of 31 patients were included in the study; 14 patients (9 males; mean age 66.3±6.6 years) were allocated to CEASR and 17 patients (10 males; mean age 68.8±5.6 years) to the rePTA/S group. The implanted stent in carotid restenosis was successfully removed in all patients in the CEASR group. No clinical vascular event was recorded periproceduraly, 30 days and 1 year after intervention in both groups. Only one patient in the CEASR group had asymptomatic occlusion of the intervened carotid artery within 30 days and one patient died in the rePTA/S group within 1 year after intervention. Restenosis after intervention was significantly greater in the rePTA/S group (mean 20.9%) than in the CEASR group (mean 0%, p=0.04), but all stenoses were <50%. Incidence of 1-year restenosis that was ≥70% did not differ between the rePTA/S and CEASR groups (4 vs 1 patient; p=0.233).Conclusion CEASR seems to be effective and save procedures for patients with carotid ISR and might be considered as a treatment option.Trial registration number NCT05390983

    Intravenous Thrombolysis in Posterior versus Anterior Circulation Stroke: Clinical Outcome Differs Only in Patients with Large Vessel Occlusion

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    The safety and efficacy of intravenous thrombolysis (IVT) are well established in anterior circulation stroke (ACS) but are much less clear for posterior circulation stroke (PCS). The aim of this study was to evaluate the occurrence of parenchymal hematoma (PH) and 3-month clinical outcomes after IVT in PCS and ACS. In an observational, cohort multicenter study, we analyzed data from ischemic stroke patients treated with IVT prospectively collected in the SITS (Safe Implementation of Treatments in Stroke) registry in the Czech Republic between 2004 and 2018. Out of 10,211 patients, 1166 (11.4%) had PCS, and 9045 (88.6%) ACS. PH was less frequent in PCS versus ACS patients: 3.6 vs. 5.9%, odds ratio (OR) = 0.594 in the whole set, 4.4 vs. 7.8%, OR = 0.543 in those with large vessel occlusion (LVO), and 2.2 vs. 4.7%, OR = 0.463 in those without LVO. At 3 months, PCS patients compared with ACS patients achieved more frequently excellent clinical outcomes (modified Rankin scale [mRS] 0–1: 55.5 vs. 47.6%, OR = 1.371 in the whole set and 49.2 vs. 37.6%, OR = 1.307 in those with LVO), good clinical outcomes (mRS 0–2: 69.9 vs. 62.8%, OR = 1.377 in the whole set and 64.5 vs. 50.5%, OR = 1.279 in those with LVO), and had lower mortality (12.4 vs. 16.6%, OR = 0.716 in the whole set and 18.4 vs. 25.5%, OR = 0.723 in those with LVO) (p < 0.05 in all cases). In PCS versus ACS patients, an extensive analysis showed a lower risk of PH both in patients with and without LVO, more frequent excellent and good clinical outcomes, and lower mortality 3 months after IVT in patients with LVO

    Assessing ecosystem services for informing land-use decisions: a problem-oriented approach

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    Assessments of ecosystem services (ES), that aim at informing decisions on land management, are increasing in number around the globe. Despite selected success stories, evidence for ES information being used in decision making is weak, partly because ES assessments are found to fall short in targeting information needs by decision makers. To improve their applicability in practice, we compared existing concepts of ES assessments with focus on informing land use decisions and identified opportunities for enhancing the relevance of ES assessments for decision making. In a process of codesign, building on experience of four projects in Brazil, China, Madagascar, and Vietnam, we developed a step-wise approach for better targeting ES assessments toward information needs in land use decisions. Our problem-oriented approach aims at (1) structuring ES information according to land use problems identified by stakeholders, (2) targeting context-specific ES information needs by decision makers, and (3) assessing relevant management options. We demonstrate how our approach contributes to making ES assessments more policy relevant and enhances the application of ES assessments as a tool for decision support
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