Notes

Variation within COVID-19 illness severeness at medical center entry with time as well as over nursing homes: The multi-institution cohort associated with Mi medical centers.
The present study was conducted to evaluate the efficacy and tolerability of using an immune checkpoint inhibitor (ICI; programmed cell death protein 1/ligand 1 [PD-1/PD-L1] inhibitor or cytotoxic T-lymphocyte antigen [CTLA]-4 inhibitor) combined with chemotherapy in the first-line treatment of small cell lung cancer.

Potential articles and studies were identified using Web of Science, Cochrane Library, and ClinicalTrials.gov. The end points included overall survival, progression-free survival, objective response rate, and adverse events. find more Significant heterogeneity was represented by a P value (P
) of <0.05 or an I
value of ≥50%, and the random-effects model was applied for pooled analysis. Otherwise, the fixed-effects model was used. Subgroup analysis was performed based on the type of ICI. Potential publication bias was evaluated via funnel plot and the Egger test.

Five eligible articles were included. Both overall survival (hazard ratio [HR]=0.83; 95% CI, 0.75-0.91; P<0.001) and progression-flone in patients with small cell lung cancer.
The COVID-19 pandemic has been widely reported to present stress to medical systems globally and to disrupt the lives of patients and health care practitioners (HCPs). Given that spontaneous reporting heavily relies on both HCPs and patients, an understandable question is whether the stress of the pandemic has diminished spontaneous reporting. Herein, the hypothesis that the COVID-19 pandemic has negatively affected the spontaneous reporting of adverse drug events was assessed.

Spontaneous-report counts from 119 weeks (January 1, 2018, to April 12, 2020) were identified using Pfizer's safety database and were analyzed. Autoregressive integrated moving-average models were fitted to aggregated and disaggregated time series (TSs). Model residuals were charted on individual-value and moving-range charts and exponentially weighted moving-average charts for the identification of statistically unexpected changes associated with the pandemic.

Overall, the reporting of serious adverse events showed no unexpectedrch include the use of data from large-scale, publicly available spontaneous reporting systems for assessing the generalizability of the present findings and whether they correlate with impaired signal detection, as well as a follow-up analysis of whether the effects on spontaneous reporting abate after the pandemic.
To know the fate of the rejected manuscripts in Medicina Intensiva journal (MI) from 2015 to 2017 with surveillance until 2019.

Retrospective observational study.

Biomedical journals publication.

Rejected manuscripts in MI journal.

None.

Time of publication, impact factor (IF), generated citations and variables associated to publication.

The 69% (420) of analyzed articles (344 originals and 263 scientific letters) were rejected, and 205 (48.8%) were subsequently published, with 180 citations of 66 articles. Journal IF was lower in 173 (84.4%) articles. The number of FI-valid citations was higher than the FI of MI in 21 articles. Origin of manuscript OR 2,11 (IC 95% 1.29 - 3.46), female author OR 1.58 (IC 95% 1.03-2.44), english language OR 2,38 (IC 95% 1.41-4.0) and reviewed papers OR 1.71 (IC 95% 1.10-2.66) were associated to publication in PubMed database.

The rejected articles in MI have a mean publication rate in other journals. Most of these articles are published in journals with less IF and fewer citations than the IF of MI.
The rejected articles in MI have a mean publication rate in other journals. Most of these articles are published in journals with less IF and fewer citations than the IF of MI.The progression of plastic pollution is a global concern. "Reuse, reduce and recycle" offers a solution to the burdening issue, although not enough to curb the rampant use of plastics. Biodegradable plastics are gaining acceptability in agriculture and food packaging industries; nevertheless, they occupy a rather small section of the plastic market. This review summarizes recent advances in the development of biodegradable plastics and their safe degradation potentials. Here, biodegradable plastics have been categorized and technology and developments in the field of biopolymers, their applicability, degradation and role in sustainable development has been reviewed. Also, the use of natural polymers with improved mechanical and physical properties that brings them at par with their counterparts has been discussed. Biodegradable polymers add value to the industries that would help in achieving sustainable development and consequently reinforce green economy, reducing the burden of greenhouse gases in the environment and valorisation of waste biomass.The mechanical force of blood flow is a fundamental determinant of vascular homeostasis. This frictional stimulation of cells, fluid shear stress (FSS), is increasingly recognised as being essential to placental development and function. Here, we focus on the role of FSS in regulating fetoplacental circulatory flow, both in normal pregnancy and that affected by fetal growth restriction (FGR). The fetus is reliant on placental perfusion to meet its circulatory and metabolic demands. Failure of normal vascular adaptation and the mechanisms enabling responsive interaction between fetoplacental and maternal circulations can result in FGR. FSS generates vasodilatation at least partly through the release of endothelial nitric oxide, a process thought to be vital for adequate blood flow. Where FGR is caused by placental dysfunction, placental vascular anatomy is altered, alongside endothelial dysfunction and hypoxia, each impacting upon the complex balance of FSS forces. Identifying specific mechanical sensors and the mechanisms governing how FSS force is converted into biochemical signals is a fast-paced area of research. Here, we raise awareness of Piezo1 proteins, recently discovered to be FSS-sensitive in fetoplacental endothelium, and with emerging roles in NO generation, vascular tone and angiogenesis. We discuss the emerging concept that activating mechanosensors such as Piezo1 ultimately results in the orchestrated processes of placental vascular adaptation. Piecing together the mechanisms governing endothelial responses to FSS in placental insufficiency is an important step towards developing new treatments for FGR.
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