Comparison of ondansetron and tropisetron in preventing postoperative nausea and vomiting: A meta-analysis of randomized controlled trials.

Objectives: To compare the efficacy of prophylactic ondansetron and tropisetron for postoperative nausea and vomiting (PONV).

Methods: A literature search was performed to identify studies that compare the efficiency of ondansetron with that of tropisetron in preventing PONV. Only randomized controlled trials updated to January, 2021 were included.

Rapid Detection of in Food Using Loop-Mediated Isothermal Amplification (LAMP).

Botulinum neurotoxins are considered as one of the most potent toxins and are produced by . It is crucial to have a rapid and sensitive method to detect the bacterium in food. In this study, a rapid detection assay of in food using loop-mediated isothermal amplification (LAMP) technology was developed.

Awareness regarding risk factors and determinants of cancers among Bahir Dar city residents, Northwest Ethiopia.

Background: Cancer is the second leading cause of death in the world. Knowing the cancer risk factors could help the policy-makers to design appropriate preventive and control strategies.

Objective: To investigate the awareness regarding risk factors and determinants of cancers among Bahir Dar city residents, northwest, 2019.

Prevalence of stunting and associated factors among public primary school pupils of Bahir Dar city, Ethiopia: School-based cross-sectional study.

Background: Stunting is a well-established child-health indicator of chronic malnutrition, which reliably gives a picture of the past nutritional history and the prevailing environmental and socioeconomic circumstances.

Objective: To investigate the prevalence of stunting and associated factors among public primary school children of the Bahir Dar city.

Method: A cross-sectional study was carried out from March to June 2019.

Determinants of non-Hodgkin's lymphoma at Felegehiwot specialized hospital, North West Ethiopia: A case-control study.

Background: The global burden of cancer continues to increase largely because of the aging and growth of the world population alongside an increasing adoption of cancer-causing behaviors. Hence, the purpose of this study was to identify determinants of Non-Hodgkin lymphoma cancer among individuals who diagnosed at the Felegehiwot specialized hospital, North West Ethiopia, 2019.

Methods: An institution-based unmatched case-control study was conducted at the Felegehiwot Specialized hospital from December 2018 up to June 2019.

Community-Based Health Insurance and Associated Factors in North-Western Ethiopia. The Case of Bahir Dar City.

Background: Health insurance provides access to health care with financial risk protection. Knowledge and attitude have been found to influence enrolment in community-based health insurance, which avoids catastrophic health-care expenditure. However, knowledge and attitude levels towards health insurance are not well studied.

Healthcare Waste Management Practice and Associated Factors among Private and Public Hospitals of Bahir Dar City Administration.

Background: Lack of an appropriate management practice of healthcare waste is a potential threat to the healthcare workers, patients, and nearby communities of the health institutions.

Objective: The study aimed to assess the healthcare waste management practices (HCWMP) and associated factors among healthcare workers of private and public hospitals of Bahir Dar city administration, Ethiopia.

Methods: A facility-based comparative cross-sectional study was conducted from January 2016 to April 2017.

Magnitude of risky sexual practice and associated factors among big construction site daily laborers in Bahir Dar city, Amhara Region, Ethiopia.

Background: Young person's susceptibility to sexually transmitted infection has been consistently linked to intractable work places. In Ethiopia, different behavior related interventions had carried out to raise awareness of risky sexual behaviors and their consequences. However, there is still limited information on risky sexual practices.

Is bodyweight affecting plantar pressure distribution in children?: An observational study.

The aim of this study is twofold: firstly, to investigate the plantar pressure distribution differences in children coming from 4 different weight categories and secondly to analyze the presence of sex-related plantar pressure distribution differences.Overall, 416 children, aged 7 to 12 years old were randomly selected from 6 different local schools, and voluntarily participated in the study. Two hundred twenty six of them were men, while 190 were women (mean age: 9.

Maternal satisfaction among vaginal and cesarean section delivery care services in Bahir Dar city health facilities, Northwest Ethiopia: a facility-based comparative cross-sectional study.

Background: Mothers' delivery care satisfaction is one of the indicators to monitor the quality of health care provision. However, there is only limited information in this regard in Ethiopia, particularly in the study area. Therefore, the study aimed to determine the level of maternal satisfaction and the determinants among vaginal and cesarean section delivery care in Bahir Dar city health facilities.

Cysteamine triggered "turn-on" fluorescence sensor for total detection of fumonisin B, B and B.

A "turn-on" fluorescence sensor was developed for total detection of fumonisin B, B and B (FB, FB and FB) in maize samples. Rhodamine B isothiocyanate (RBITC) and gold nanoparticles (AuNPs) were employed as the energy donor-acceptor pairs. The intensity of restored fluorescence was inversely proportional to the concentration of the FBs.

Targeted point mutations of the m6A modification in miR675 using RNA-guided base editing induce cell apoptosis.

Methylation of the adenine base at the nitrogen 6 position (m6A) is the most common post-transcriptional epigenetic modification of RNA, and it plays a very important role in regulating gene expression. To investigate the role of m6A methylation in the expression of non-coding RNA and miRNA, we used a system of adenine base editors (ABEs). Here, we mutated regions up- and downstream of miRNA 675 m6A modification sites in the H19 locus using HEK293T, L02, MHCC97L, MHCC97H, A549, and SGC-7901 cells.

Extraction, purification, characterization, anticoagulant activity, and anticoagulant mechanism of polysaccharides from the heads of .

The aim of this work was to extract, isolate, and purify polysaccharides from the heads of and to evaluate their anticoagulant activities and anticoagulant mechanisms. Response surface methodology was used to optimize the extraction conditions for ultrasonic-assisted extraction of polysaccharides from the heads of . The optimal extraction conditions consisted of ultrasonic power of 275 W, ultrasonic time of 50 min, and solid-liquid ratio of 5 ml/g, giving the yield of crude polysaccharides (GYT) of 7.

Enzyme-assisted Aqueous Extraction of Oil from Rice Germ and its Physicochemical Properties and Antioxidant Activity.

Enzyme-assisted aqueous extraction of rice germ oil (RGO) was performed in this study. The physicochemical properties, fatty acid composition, bioactive substances and antioxidant activity of RGO were analyzed. An enzyme composed of alcalase and cellulase (1:1, w/w) was found to be the most effective in the extraction yield of oil.

L-Arginine and N-carbamoylglutamic acid supplementation enhance young rabbit growth and immunity by regulating intestinal microbial community.

Objective: An experiment was conducted to determine the effects of L-arginine (L-Arg) and N-carbamoylglutamic acid (NCG) on the growth, metabolism, immunity and community of cecal bacterial flora of weanling and young rabbits.

Methods: Eighteen normal-grade male weanling Japanese White Rabbits (JWR) were selected and randomly divided into 6 groups with or without L-Arg and NCG supplementation. The whole feeding process was divided into weanling stage (Day 37 to 65) and young stage (Day 66 to 85).

Characterization, hypolipidemic and antioxidant activities of degraded polysaccharides from Ganoderma lucidum.

The aim of this work is to characterize the primary structure and physicochemical properties of natural polysaccharides (GLP) and degraded polysaccharides (GLP) from Ganoderma lucidum, and evaluate their hypolipidemic and antioxidant activities. The results of particle size distribution and scanning electron microscopy (SEM) showed that Ganoderma lucidum polysaccharides were effectively degraded by ultrasonic method. GLP was composed of the same monosaccharide units as GLP but with different molar ratios.

Inhibition of alpha-hemolysin expression by resveratrol attenuates Staphylococcus aureus virulence.

Staphylococcus aureus is an important zoonotic pathogen that causes a variety of life-threatening diseases. The increasing emergence of drug resistance further complicates the treatment of S. aureus infections.

[Construction of LAMP detection method for poppy codeine in seasoning powders].

Objective: To establish the detection method for poppy codeine in seasoning power based on the loop-mediated isothermal amplification of DNA( LAMP).

Methods: Establishment of the LAMP reaction system and detection of 8 commercially seasoning powders by the specificity test, optimum temperature test and sensitivity test of DNA samples of 12 poppies seeds, 11 spices leaves or seeds and 1 corn poppy seeds based on the specific genes sequence of codeine.

Results: The DNA samples of the 12 poppies and the corn poppy showed the specific reaction, the optimum temperature was 66 ℃ and the minimum detectable concentration was 9 pg/μL, and the sensitivity was 100 times larger than that of PCR.

A multiplex PCR method for the simultaneous detection of three viruses associated with canine viral enteric infections.

The aim of this study was to establish a multiplex PCR (mPCR) method that can simultaneously detect canine parvovirus (CPV-2), canine coronavirus (CCoV) and canine adenovirus (CAV), thereby eliminating the need to detect these pathogens individually. Based on conserved regions in the genomes of these three viruses, the VP2 gene of CPV-2, the endoribonuclease nsp15 gene of CCoV, and the 52K gene of CAV were selected for primer design. The specificity of the mPCR results showed no amplification of canine distemper virus (CDV), canine parainfluenza virus (CPIV), or pseudorabies virus (PRV), indicating that the method had good specificity.

Fluorescence-linked immunosorbent assay for detection of phenanthrene and its homolog.

A competitive fluorescence-linked immunosorbent assay (FLISA) was developed using rhodamine B isothiocyanate (RBITC) as the model fluorescent dye conjugate monoclonal antibody (McAb) for detection of Phe and its homolog (acenaphthene, fluorene, fluoranthene, pyrene and indeno [1,2,3-cd] pyrene) in water samples. The detection range of the assay for Phe was from 2.10 to 91.

Advancements of two dimensional correlation spectroscopy in protein researches.

The developments of two-dimensional correlation spectroscopy (2DCOS) applications in protein studies are discussed, especially for the past two decades. The powerful utilities of 2DCOS combined with various analytical techniques in protein studies are summarized. The emphasis is on the vibration spectroscopic techniques including IR, NIR, Raman and optical activity (ROA), as well as vibration circular dichroism (VCD) and fluorescence spectroscopy.

A two-dimensional Zn coordination polymer with a three-dimensional supra-molecular architecture.

The title compound, poly[bis-{μ-4,4'-bis-[(1,2,4-triazol-1-yl)meth-yl]biphenyl-κ:}bis-(nitrato-κ)zinc(II)], [Zn(NO)(CHN)] , is a two-dimensional zinc coordination polymer constructed from 4,4'-bis-[(1-1,2,4-triazol-1-yl)meth-yl]-1,1'-biphenyl units. It was synthesized and characterized by elemental analysis and single-crystal X-ray diffraction. The Zn cation is located on an inversion centre and is coordinated by two O atoms from two symmetry-related nitrate groups and four N atoms from four symmetry-related 4,4'-bis-[(1-1,2,4-triazol-1-yl)meth-yl]-1,1'-biphenyl ligands, forming a distorted octa-hedral {ZnNO} coordination geometry.

Two-dimensional correlation spectroscopy in protein science, a summary for past 20years.

Two-dimensional correlation spectroscopy (2DCOS) has been widely used to Infrared, Raman, Near IR, Optical Activity (ROA), Vibrational Circular Dichroism (VCD) and Fluorescence spectroscopy. In addition, several new developments, such as 2D hetero-correlation analysis, moving-window two-dimensional (MW2D) correlation, model based correlation (βν and kν correlation analyses) have also well incorporated into protein research. They have been used to investigate secondary structure, denaturation, folding and unfolding changes of protein, and have contributed greatly to the field of protein science.

Sequential Monte Carlo-guided ensemble tracking.

A great deal of robustness is allowed when visual tracking is considered as a classification problem. This paper combines a finite number of weak classifiers in a SMC framework as a strong classifier. The time-varying ensemble parameters (confidence of weak classifiers) are regarded as sequential arriving states and their posterior distribution is estimated in a Bayesian manner.

Evaluation of the volatile profile of Tuber liyuanum by HS-SPME with GC-MS.

The volatile components of Tuber liyuanum were determined by HS-SPME with GC-MS for the first time. The effects of different fibre coating, extraction time, extraction temperature and sample amount were studied to get optimal extraction conditions. The optimal conditions were SPME fibre of Carboxen/PDMS, extraction time of 40 min, extraction temperature of 80 °C, sample amount of 2 g.