23 research outputs found

    The evaluation of parents' knowledge about psychophysical development of the 0-12 months old children

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    Introduction: A process of psychomotor development should take place harmoniously according to a fixed plan. Because of the fact, that not every child develops properly, parents ought to possess basic knowledge of child’s psychomotor development. It could enable them to notice any possible abnormalities and turn to a specialist for help in time. Aim: The aim of the study is to assess parents' knowledge about the psychomotor development of children aged 0-12 months and the impact of selected socio-demographic factors on the level of this knowledge Materials and methods: The research involved 111 parents who filled in the questionnaire form on psychomotor development of a child in its first year. Results: It has been proven that a general level of parents’ knowledge ranges from low to good. Moreover, based on the research it can be claimed, that people who graduated from universities gain better knowledge on a person’s development than people who didn’t. Similarly, parents with a bigger amount of children and what’s connected, better experience, achieve better results. Finally, a large majority of parents claim that their knowledge is better that it really is. Conclusions: Comparing the outcome with the results of other researchers it can be concluded, that the level of knowledge on child’s psychomotor development is rather low. The reason of that might be the lack of needed education on the area. Taking into consideration a quite wide range of available sources of information, parents can find many possibilities to broaden their knowledge. To improve the situation various actions encouraging self-improvement of parents’ level of knowledge should be introduced. In the future a similar research should take place to check if the level of awareness of this issue is heightened. &nbsp

    Herbal medicine IMOD suppresses LPS-induced production of proinflammatory cytokines in human dendritic cells

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    Traditional medicines that stimulate or modulate the immune system can be used as innovative approaches to treat immunological diseases. The herbal medicine IMOD has been shown to strongly modulate immune responses in several animal studies as well as in clinical trials. However, little is known about the mechanisms of IMOD to modulate immunity. Here we have investigated whether IMOD modulates the immunological function of human dendritic cells (DCs). IMOD alone did not induce DC maturation nor production of cytokines. Notably, IMOD decreased the production of pro-inflammatory cytokines IL-6, IL-12 p70 and TNFα by LPS-activated DCs at both mRNA and protein levels in a dose dependent manner. In contrast, treatment with IMOD did not affect LPS induced-production of the anti-inflammatory cytokine IL-10. Furthermore, IMOD inhibited T cell activation/proliferation by LPS-treated DCs and skewed T-cells responses towards the T helper type 2 polarization. These data strongly indicate that IMOD has a potent immunomodulatory ability that affects TLR signaling and thereby modulates DC function. Insight into the immunomodulatory effect of herbal medicine IMOD may provide innovative strategies to affect the immune system and to help combat various disease

    The role of fused thiophene and naphthalene diimide (NDI) in shaping the optical and electrical properties of donor-acceptor polymers

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    Three polymers with general structure (D-A)n were designed and synthetized to investigate the interaction of strong donors and strong acceptors in polymer chain. They are based on different fused thiophenes (1Th: 4,4′-bis(2-ethylhexyl)-cyclopenta [2,1-b:3,4- ’]dithiophene; 2Th: 4,8-bis [(2-ethylhexyl)oxy]benzo [1,2-b:4,5-b']dithiophene; 3Th: 4,8-bis(4-fluoro-5-(2-ethylhexyl)-thiophen-2-yl)benzo [1,2-b:4,5-b']bisthiophene) and N,N′-bis(2-thylhexyl)-1,8:4,5-naphthalenetetracarboxdiimide (NDI). Fused benzo- and cyclopenta-thiophene derivatives were selected because they are known for their strong electron-donating properties. NDI was coupled with them in polymer chain because it is one of the best known electron withdrawing units. Such combination of donor and acceptor units is one of the strategies for obtaining low band gap conjugated polymers with semiconducting properties for many applications. The interaction of donors and acceptors is a key factor determining the properties of such polymers. The electrochemical and spectroscopic measurement were supported by DFT calculations. Moreover, organic field effect transistors (OFET) were fabricated to demonstrate the feasibility of using the newly developed materials in electronic devices

    Granulocyte transfusion therapy: randomization after all?

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    Granulocyte transfusions were first used to treat infections in neutropenic patients in the early 1960s. The first donors were patients with chronic myeloid leukemia. Forty years later the value of these transfusions remains unclear. In this perspective article Drs. Drewniak and Kuijpers discuss the relevant data. See related paper on page 1661

    Acute coronary syndrome without ST segment elevation in a patient with familial hypertrophic cardiomyopathy - a case report

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    Acute coronary syndrome without ST segment elevation in a patient with familial hypertrophic cardiomyopathy: A case of a 46-year-old male with hypertrophic cardiomyopathy and cardioverter-defibrillator implanted due to a history of syncopal sustained ventricular tachycardia, is presented. The patient had undergone coronary angiography two years before current hospitalisation which showed normal coronary arteries. This time the patient was admitted to the hospital due to a typical chest pain. ECG showed predominantly paced QRS complexes and negative T waves in V2-V6 which were present on ECG recorded a few months earlier. Troponin I plasma concentration was significantly elevated. Coronary angiography revealed critical stenosis of the left anterior descending coronary artery which was successfully treated with angioplasty and stent implantation. Diagnosis and treatment of patients with hypertrophic cardiomyopathy are discussed

    In vitro co-culture of human intestinal organoids and lamina propria-derived CD4+ T cells

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    Summary: Crosstalk between immune cells and intestinal stem cells (ISCs) in vivo plays a critical role in tissue homeostasis and inflammation; however, in vitro models based on primary cells recapitulating this interaction were lacking. Here, we provide a detailed protocol for an autologous in vitro long-term 3D co-culture system of human intestinal CD4+ T cells and ISCs to study T cell-intestinal epithelial cell interactions during tissue development and inflammation.For complete details on the use and execution of this protocol, please refer to Schreurs et al. (2019)

    Toll-like receptor-induced reactivity and strongly potentiated IL-8 production in granulocytes mobilized for transfusion purposes

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    Transfusion of granulocytes from granulocyte-colony stimulating factor (G-CSF)/dexamethasone (dexa)-treated donors can be beneficial for neutropenic recipients that are refractory to antimicrobial therapy. G-CSF/dexa treatment not only increases the number of circulating neutrophils but also affects their gene expression. Because of the intended transfusion of these granulocytes into patients who are severely ill, it is of importance to establish to what extent mobilization affects the cellular behavior of neutrophils. Here, we studied the effects of mobilization on Toll-like receptor (TLR)-mediated responses. Mobilized granulocytes displayed increased gene and protein expression of TLR2, TLR4, TLR5, and TLR8. Although mobilized granulocytes displayed normal priming of nicotinamide adenine dinucleotide phosphate oxidase activity and a slight increase in adhesion in response to TLR stimulation, these cells produced massive amounts of interleukin-8 (IL-8), in particular to TLR2 and TLR8 stimulation. The increase in IL-8 release occurred despite reduced IL-8 mRNA levels in the donor granulocytes after in vivo G-CSF/dexa treatment, indicating that the enhanced TLR-induced IL-8 production was largely determined by posttranscriptional regulation. In summary, granulocytes mobilized for transfusion purposes show enhanced TLR responsiveness in cytokine production, which is anticipated to be beneficial for the function of these cells on transfusion into patients
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