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The homology model of ZsGreen revealed that the protein does not share any metal-binding sites with previously reported FPs, suggesting that ZsGreen contains unprecedented binding sites for fluorescence quenching metal ions.Recently, natural products are the powerful carbon source to synthesize carbon dots (CDs) with interesting physical and chemical properties. In this present work, we report a facile hydrothermal synthesis method for preparing fluorescent carbon dots using a biogenic precursor of rice bran without any surface passivation agent. Tebipenem Pivoxil The synthetic methodology was easy, simple, environmental friendly and convenient. Structural and optical properties of the RB-CDs have been studied by UV-visible, Fourier transform infrared spectroscopy (FTIR), Field emission scanning electron microscopy (FESEM), Fluorescence spectra and X-ray photoelectron spectroscopy (XPS) techniques. The prepared RB-CDs exhibited green emission upon irradiation with UV light and the calculated fluorescence quantum yield (QY) was found to be 7.4%. The morphological features of the synthesized RB-CDs were characterized by High-Resolution Transmission Electron Microscopy (HR-TEM), the average size of the RB-CDs was found to be 2.96 nm. The synthesized RB-CDs were beneficially applied as a catalyst for the catalytic degradation of methylene blue (MB) dye using NaBH4 as the reducing agent in the ambient conditions. The degradation of MB dye under light illumination was 89.20% in 30 min. Further, the obtained highly fluorescent RB-CDs were efficiently utilized as a fluorescent ink for luminescent pattern printing (patterning agent) in the anti-counterfeiting applications.Astrocytes are the primary homeostatic cells of the central nervous system, essential for normal neuronal development and function, metabolism and response to injury and inflammation. Here, we review postmortem studies examining changes in astrocytes in subjects diagnosed with the neuropsychiatric disorders schizophrenia (SCZ), major depressive disorder (MDD), and bipolar disorder (BPD). We discuss the astrocyte-related changes described in the brain in these disorders and the potential effects of psychotropic medication on these findings. Finally, we describe emerging tools that can be used to study the role of astrocytes in neuropsychiatric illness.In this study, LRCF, a long noncoding RNA (lncRNA) related to cognitive function, which was first discovered and named by our group, was shown to be involved in the propofol-induced proliferation and apoptosis of oligodendrocytes (OLGs). Our systematic study showed that LRCF expression differs in OLGs of mice of different ages. We found that neonatal mice with a high level of LRCF typically showed greater propofol-induced injury of OLGs. Mechanistic research has shown that LRCF can block the HIF-1α/miR138-5p/Caspase-3 pathway by binding to miR138-5p to form a microRNA (miRNA) sponge and result in cell damage through HIF-1α/Caspase-3 pathway in propofol induced OLGs. This may be the intrinsic reason why neonatal animals with high levels of LRCF tend to develop learning disability and neuro-degeneration more frequently than adults' after exposure to general anesthesia. When LRCF is highly expressed, HIF-1α directly regulates the transcription of the Caspase-3 gene by binding to the transcription factor binding site (TFBS) in its promoter, which induces OLGs apoptosis. LRCF is crucial for the mutual activation of the HIF-1α/miR138-5p/Caspase-3 OLGs survival pathway and the HIF-1α/Caspase-3 OLGs damage pathway. This study is the first to report that up-regulation of HIF-1α in OLGs treated with Propofol can promote apoptosis through HIF-1α/caspase-3 pathway and resist apoptosis through HIF-1α/miR-138-5p/caspase-3 pathway. The effect of HIF-1α on Caspase-3 expression depends on LRCF expression, which provides important theoretical support for gene therapy targeting LRCF. The further significance of this study is points to an involvement of the genetic background with high LRCF expression may serve as an important marker for identifying patients with a high risk of OLGs injury by Propofol. Thus, caution should be taken when administrating propofol in these patients, especially pediatric patients with high level of LRCF.This study aimed to assess the effect of spirituality on quality of life of end-stage renal disease patients undergoing hemodialysis (HD). A cross-sectional study was carried out in six HD Units. The sample consisted of 367 patients averaging 61.8 years of age. For the measuring of spirituality and the quality of life, the FACIT-Sp-12 and the Missoula Vitas Quality of Life Index-15, respectively, were completed. Social and demographic data were, also, collected. Spirituality and its dimensions such as Meaning in Life and Peace had a positive effect on Global QoL, Symptoms, Interpersonal and in Well-being. Spirituality can have a positive effect on the QoL of HD patients. Therefore, in the context of the holistic approach of the individual, health systems can include spiritual evaluation and care of HD patients.Peritoneal dialysis (PD) is valuable for patients starting on renal replacement therapy because it preserves residual renal function, maintains hemodynamic stability, and affords higher quality of life than hemodialysis. Amyloid-related kidney disease is a rare condition and a cause of end-stage renal disease, the incidence of which appears to be rising in recent years. Hemoperitoneum is a common complication of PD. In some cases, it requires urgent treatment and careful monitoring for deterioration and potential complications. Although the kidney is a retroperitoneal organ, renal hemorrhage can cause bloody peritoneal dialysate. We encountered a rare case of amyloid light-chain amyloidosis where bilateral perirenal hematoma occurred shortly after initiation of PD. Amyloid angiopathy with increased blood vessel fragility and impaired vasoconstriction may promote bleeding. Therefore, hemoperitoneum in a patient on PD with disease causing fragile blood vessels, such as amyloidosis, should alert the physician to the possibility of underlying angiopathy.
Anxiety and depression are more frequent in cancer patients than general population and may be correlated with cancer prognosis; however, their value in prostate cancer patients is largely unknown. We aimed to evaluate prevalence of anxiety and depression in prostate cancer survivors post the surgeries, and their correlations with patients' disease-free survival (DFS) and overall survival (OS).
A hundred and ninety-four patients with prostate cancer who underwent radical prostatectomy were enrolled. After discharged from hospital, patients were assessed for post-surgery anxiety and depression every 3months using Zung Self-rating Anxiety/Depression Scale (SAS/SDS) for a total of 36months. In addition, disease conditions, DFS, and OS were also documented.
SAS score (P < 0.001), anxiety rate (P = 0.004), SDS score (P < 0.001), and depression rate (P < 0.001) gradually elevated from baseline to month 36 in prostate cancer patients. Anxiety at baseline (P = 0.009) and anxiety at 3years (P = 0.017) were correlated with worse DFS, and anxiety at baseline (P = 0.009) was also correlated with shorter OS in prostate cancer patients. Furthermore, depression at baseline (P = 0.005) and depression at 2years (P = 0.008) were associated with unfavorable DFS, and depression at baseline (P = 0.001), 1year (P = 0.025), and 2years (P = 0.008) were associated with worse OS in prostate cancer patients. Moreover, multivariate Cox's proportional hazards regression analysis elucidated that depression at baseline (P = 0.027) was an independent predictive factor for shorter DFS in prostate cancer patients.
Anxiety and depression both gradually deteriorate, and they correlate with unfavorable survival profile in prostate cancer patients after radical prostatectomy.
Anxiety and depression both gradually deteriorate, and they correlate with unfavorable survival profile in prostate cancer patients after radical prostatectomy.Although safe and feasible, partial adrenalectomy is not a widespread procedure. Endorsement of robotic technologies and fluorescence techniques in adrenal surgery might help develop partial adrenalectomy and could avoid unnecessary total adrenalectomies. When performed in selected cases, partial adrenalectomy is associated with good postoperative outcomes comparable with those reported after total adrenalectomy. It has been hypothesized that one of the advantages of the robotic approach in adrenal-sparing surgery is to reduce manipulation of the gland allowing preservation of the vascularization of the residual adrenal, overcoming some limits when performing a laparoscopic conventional approach. A major drawback of the robotic surgery is its cost, but the overcost due to the use of the robotic system could be balanced by the execution of a high number of partial adrenalectomies leading to fewer life-long replacement steroid treatment. Partial adrenalectomy could become the recommended management for small benign and hormonal active adrenal tumors. Indocyanine green fluorescence (IGF) also seems to be a useful technique to help surgeons identify the adrenal gland and to locate small tumors from the normal adrenal tissue in difficult patients. It is likely that the use of a robotic approach associated with IGF may extend indications of partial adrenalectomy in the years to come.Robotic approach to the liver may allow to perform difficult resections with a minimally invasive strategy in an easier way as compared to standard laparoscopy. The aim of this study is to review our experience with robotic major hepatectomies, reporting technical considerations, and describing the outcomes of patients that underwent either left (LRH) or right robotic hepatectomy (RRH). Our prospectively maintained database was screened to identify all patients that received a major liver resection for benign or malignant disease. Preoperative data and postoperative short-term and long-term outcomes were reported. 261 robotic procedures were performed in our Center between May 2014 and October 2020. 12 patients underwent robotic left hepatectomy (RLH) and 10 patients were treated by robotic right hepatectomy (RRH). In the RLH group, median operative time (OT) was 383 min, median estimated blood loss (EBL) was 300 ml, and median in-hospital stay was of 3 days. In the RRH group, median OT was 490 min, median EBL 725 ml, and median hospital stay was 5 days. Although one of the advantages of minimally invasive surgery is to obtain radical resections with parenchyma sparing strategies, patients that need a major hepatectomy may benefit of a robotic resection with good postoperative outcomes. Team learning curve and growth instead of personal progression is crucial to expand the limits of novel surgical techniques.The coagulation cascade and immune system are intricately linked, highly regulated and respond cooperatively in response to injury and infection. Increasingly, evidence of hyper-coagulation has been associated with autoimmune disorders, including multiple sclerosis (MS). The pathophysiology of MS includes immune cell activation and recruitment to the central nervous system (CNS) where they degrade myelin sheaths, leaving neuronal axons exposed to damaging inflammatory mediators. Breakdown of the blood-brain barrier (BBB) facilitates the entry of peripheral immune cells. Evidence of thrombin activity has been identified within the CNS of MS patients and studies using animal models of experimental autoimmune encephalomyelitis (EAE), suggest increased thrombin generation and activity may play a role in the pathogenesis of MS as well as inhibit remyelination processes. Thrombin is a serine protease capable of cleaving multiple substrates, including protease activated receptors (PARs), fibrinogen, and protein C. Cleavage of all three of these substrates represent pathways through which thrombin activity may exert immuno-regulatory effects and regulate permeability of the BBB during MS and EAE.
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