Notes

Toad skin extract cinobufatini prevents migration of man breasts carcinoma MDA-MB-231 tissues right into a design stromal tissue.
Loss of the acrosome membrane was observed in all experimental groups. P4 and anandamide are present naturally in secretions of the female reproductive tract and modulate the inhibitory effects of ZnCl2 on sperm kinematics. This attenuation is probably due to a change in [Ca2+]i and prevention of Hv1 inactivation by P4 and anandamide respectively.Tinidazole is a second-generation nitroimidazole compound that is used as an antimicrobial to treat anaerobic bacterialand protozoal infections in humans and, less frequently, in veterinary medicine. However, metronidazole, another secondgeneration nitroimidazole, is more commonly used. Nonetheless, tinidazole has proven to be a superior therapy for parasitic infections in humans, particularly in the treatment of giardiasis. Furthermore, in chinchillas, metronidazole has been shown to cause a clinically relevant reduction in food intake after oral administration at published dosages. This study's objective was to evaluate the effect of orally administered tinidazole on food intake in healthy chinchillas. In 2 randomized, placebocontrolled,blinded, crossover studies, tinidazole was evaluated at 2 single high doses (100 mg/kg and 200 mg/kg PO, n =9) and a repeated dosing schedule at a lower dose (20 mg/kg PO q12h for 10 doses, n = 12). Food intake was measured over24-h periods before and after drug administration. The single-dose treatment groups both displayed significantly reducedfood intake (200 mg/kg -26 ± 21%; 100 mg/kg -9 ± 21%, P less then 0.01) as compared with the control group during the first 24 hafter drug administration. Food intake returned to pretreatment values within 4-5 d. Repeated administration at 20 mg/kg q12h was not associated with any significant changes in food intake. No other adverse effects were noted during this study. Tinidazole administration at single higher doses resulted in an acute self-limiting reduction in food intake. In comparison, repeated administration of lower doses (20 mg/kg PO q12h) had no significant effects on food intake in healthy chinchillas. Therefore, tinidazole may be a more suitable drug for treating Giardia and anaerobic bacterial infections in this species than the more commonly used metronidazole.Often referred to as the silent killer, ovarian cancer is the most lethal gynecologic malignancy. This disease rarely shows any physical symptoms until late stages and no known biomarkers are available for early detection. Because ovarian cancer is rarely detected early, the physiology behind the initiation, progression, treatment, and prevention of this disease remains largely unclear. Over the past 2 decades, the laying hen has emerged as a model that naturally develops epithelial ovarian cancer that is both pathologically and histologically similar to that of the human form of the disease. Different molecular signatures found in human ovarian cancer have also been identified in chicken ovarian cancer including increased CA125 and elevated E-cadherin expression, among others. Chemoprevention studies conducted in this model have shown that decreased ovulation and inflammation are associated with decreased incidence of ovarian cancer development. The purpose of this article is to review the major studies performed in laying hen model of ovarian cancer and discuss how these studies shape our current understanding of the pathophysiology, prevention, and treatment of epithelial ovarian cancer.
To explore the feasibility and superiority of applying the WeChat platform in a midterm follow-up of surgical repair for ventricular septal defects in infants.

Eighty-six infants with VSD who underwent surgical repair were divided into an outpatient follow-up group and a WeChat follow-up group. The clinical data, including complications, economic cost, time spent, loss to follow-up rate, and parents' satisfaction at the 3-month and 1-year follow-ups, were recorded and analysed.

There was no significant difference in the incidence of post-operative complications between the two groups. Although the loss to follow-up rate in the WFU group was lower than that of the OFU group, the difference was not statistically significant. The economic cost and time spent in the 3 months and 1 year after discharge in the WFU group were significantly lower than those in the OFU group. One year after discharge, the PSQ-18 score of the WFU group was significantly higher than that of the OFU group.

Compared with outpatient follow-up, the WeChat platform at the midterm follow-up after surgical repair of VSDs in infants has the advantages of saving time and economic costs and improves parents' satisfaction.
Compared with outpatient follow-up, the WeChat platform at the midterm follow-up after surgical repair of VSDs in infants has the advantages of saving time and economic costs and improves parents' satisfaction.
To explore best practices and challenges in providing school meals during COVID-19 in a low-income, predominantly Latino, urban-rural region.

Semi-structured interviews with school district stakeholders and focus groups with parents were conducted to explore school meal provision during COVID-19 from June to August 2020. Data were coded and themes were identified to guide analysis. Community organisations were involved in all aspects of study design, recruitment, data collection and analysis.

Six school districts in California's San Joaquin Valley.

School district stakeholders (n 11) included food service directors, school superintendents and community partners (e.g. funders, food cooperative). Focus groups (n 6) were comprised of parents (n 29) of children participating in school meal programmes.

COVID-19-related challenges for districts included developing safe meal distribution systems, boosting low participation, covering COVID-19-related costs and staying informed of policy changes. Barriers fohat leveraged external partnerships were better equipped to provide meals during pandemic conditions. In addition, policies increasing access to fresh foods and capitalising on United States Department of Agriculture waivers could boost school meal participation. Finally, partnering with community organisations and acting upon parent feedback could improve school meal systems, and in combination with pandemic-EBT, address childhood food insecurity.
The COVID-19 pandemic may pose a specific threat for Holocaust survivors, as such threats may be linked with increased psychological distress. Moreover, research has demonstrated that engaging in planful problem-solving activities is associated with reduced distress. Accordingly, we aimed to examine the link between engaging in activities during COVID-19 and psychological distress among Holocaust survivors with varying levels of post-traumatic symptoms (PTS) and comparisons (not directly exposed to the Holocaust).

A cross-sectional design composed of Holocaust survivors and a comparison group.

Participants were interviewed face-to-face, over the telephone, or filled the scales online at their leisure.

Data were collected from 131 older Jewish Israelis (age range 76-94, M = 82.73, SD = 4.09), who were divided into three groups (comparisons; low-PTS survivors; high-PTS survivors).

Participants completed scales assessing PTS, activity engagement, and psychological distress and provided additional socioults in general.It is under debate how preferential perfusion of the brain (brain-sparing) in fetal growth restriction (FGR) relates to long-term neurodevelopmental outcome. Epigenetic modification of neurotrophic genes by altered fetal oxygenation may be involved. To explore this theory, we performed a follow-up study of 21 FGR children, in whom we prospectively measured the prenatal cerebroplacental ratio (CPR) with Doppler sonography. HDAC inhibitor At 4 years of age, we tested their neurodevelopmental outcome using the Wechsler Preschool and Primary Scale of Intelligence, the Child Behavior Checklist, and the Behavior Rating Inventory of Executive Function. In addition, we collected their buccal DNA to determine the methylation status at predefined genetic regions within the genes hypoxia-inducible factor-1 alpha (HIF1A), vascular endothelial growth factor A (VEGFA), erythropoietin (EPO), EPO-receptor (EPOR), brain-derived neurotrophic factor (BDNF), and neurotrophic tyrosine kinase, receptor, type 2 (NTRK2) by pyrosequencing. We foundhypothesis.
The objective of the current study was to determine if patients of a large health care system in Detroit who self-identify as food insecure live further away from healthy grocery stores compared with food secure patients. Second, we explored whether food insecurity and distance to healthy grocery stores are related to ecological measures of vehicle availability in the area of residence.

A secondary data analysis that uses baseline data from a pilot intervention/feasibility study.

Detroit, Michigan, USA.

Patients of Henry Ford Health System were screened for food insecurity to determine eligibility for a pilot intervention/feasibility study (i.e. Henry's Groceries for Health), conducted through a collaboration with Gleaners Community Foodbank of Southeastern Michigan. Only patients residing in Detroit city limits (including Highland Park and Hamtramck) were included in the secondary analysis. Of the 1,100 patients included in the analysis, 336 (31 %) were food insecure.

After accounting for socio-demographic factors associated with food insecurity, we did not find evidence that food insecure patients lived further away from healthier grocery stores, nor was this modified by ecological measures of vehicle access. However, some neighbourhoods were identified as having a significantly higher risk of food insecurity.

Food insecure patients in Detroit are perhaps limited by social and political determinants and not their immediate neighbourhood geography or physical access to healthy grocery stores. Future research should explore the complexity in linkages between household socio-economic factors, socio-cultural dynamics and the neighbourhood food environment.
Food insecure patients in Detroit are perhaps limited by social and political determinants and not their immediate neighbourhood geography or physical access to healthy grocery stores. Future research should explore the complexity in linkages between household socio-economic factors, socio-cultural dynamics and the neighbourhood food environment.
To examine whether usual beverage intake was associated with sleep timing, duration and fragmentation among adolescents.

Usual beverage intake was assessed with a FFQ. Outcomes included sleep duration, midpoint (median of bed and wake times) and fragmentation, assessed with 7-d actigraphy. Sex-stratified linear regression was conducted with sleep characteristics as separate outcomes and quantiles of energy-adjusted beverage intake as exposures, accounting for age, maternal education, physical activity and smoking.

Mexico City.

528 adolescents residing in Mexico City enrolled in a longitudinal cohort.

The mean age (sd) was 14·4 (2·1) years; 48 % were male. Among males, milk and water consumption were associated with longer weekday sleep duration (25 (95 % CI 1, 48) and 26 (95 % CI 4, 47) more minutes, in the 4th compared to the 1st quartile); and higher 100 % fruit juice consumption was related to earlier weekday sleep timing (-22 (95 % CI -28, 1) minutes in the 1st compared to the last quantile; P = 0·03).
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