Pulmonary hypertension (PH) is associated with poor outcomes in the dialysis and general populations, but its effect in CKD is unclear. We evaluated the prevalence and predictors of PH measures and their associations with long-term clinical outcomes in patients with nondialysis-dependent CKD. Chronic Renal Insufficiency Cohort (CRIC) Study participants who had Doppler echocardiography performed were considered for inclusion. PH was defined as the presence of estimated pulmonary artery systolic pressure (PASP) .35 mmHg and/or tricuspid regurgitant velocity (TRV) .2.5 m/s. Associations between PH, PASP, and TRV and cardiovascular events, renal events, and all-cause mortality were examined using Cox proportional hazards models. Of 2959 eligible participants, 21% (n=625) had PH, with higher rates among those with lower levels of kidney function. In the multivariate model, older age, anemia, lower left ventricular ejection fraction, and presence of left ventricular hypertrophy were associated with greater odds of having PH. After adjusting for relevant confounding variables, PH was independently associated with higher risk for death (hazard ratio, 1.38; 95% confidence interval, 1.10 to 1.72) and cardiovascular events (hazard ratio, 1.23; 95% confidence interval, 1.00 to 1.52) but not renal events. Similarly, TRV and PASP were associated with death and cardiovascular events but not renal events. In this study of patients with CKD and preserved left ventricular systolic function, we report a high prevalence of PH. PH and higher TRV and PASP (echocardiographic measures of PH) are associated with adverse outcomes in CKD. Future studies may explain the mechanisms that underlie these findings.
Knowledge of the magnitude of genetic variability for marketable fruit yield and quality traits, and relationships among these traits, is needed to improve quality breeding in bell pepper (Capsicum annuum L. var. grossum Sendt.). The study was undertaken to assess genetic variation for marketable fruit yield, fruits per plant, average fruit weight, pericarp thickness, number of lobes per fruit, TSS, and ascorbic acid and capsaicin contents and to quantify the relationship among these traits in diverse bell pepper germplasm. Significant difference among bell pepper genotypes indicated presence of significant variation for all the traits. The phenotypic coefficient of variation (PCV) indicated higher values than genotypic coefficient of variation (GCV) for all traits, indicating close association between phenotype and genotype. High heritability estimates along with high genetic advance was recorded for fruits per plant, marketable fruits per plant, pericarp thickness, and lobes per fruit, indicating the role of additive gene action for their inheritance. Days to 50% flowering, harvest duration, and ascorbic acid had high heritability estimates along with low genetic advance, indicating nonadditive gene activity, and these could be improved through hybridization. In general, genotypic correlations were higher than the corresponding phenotypic correlations, revealing inherent associations among traits. The maximum direct effect on fruit yield per plant was exhibited by fruit per plant followed by harvest duration, average fruit weight, and pericarp thickness, whereas marketable fruits per plant and days to 50% flowering had negative direct effects. This suggests that a selection procedure based on higher fruits per plant, harvest duration, and average fruit weight may be effective in improving fruit yield. Adequate genetic variability was present
Asafoetida (Ferula asafoetida) also known as heeng, Devil’s drug, ferula, food of Gods, incense of Devil, stinking gum is an important spice crop belonging to family Apiaceae. It is native to Iran and Afghanistan. Its dried latex (gum oleoresin) is generally used for flavouring curries, sauces, and pickles. Therapeutically, it stimulates the intestinal and respiratory tracts as well as the nervous system. It is beneficial in asthma, whooping cough, and chronic bronchitis. Its essential oil is also used in medicines, food and cosmetic industries. Besides, it is also used as an alternative for pesticides in organic farming. The major constituents of asafoetida are the resin (40–64%), gum (25%) and essential oil (10–17%). The butyl propenyl disulphide is responsible for the aroma of asafoetida. The asaresinotannol is the major constituent present in the resin. It can be grown on unproductive cold deserts of dry temperate areas of Himalayas. It is mainly propagated by seeds. The seeds are sown either in winters or spring. It becomes ready for harvesting after 5 years of planting and yields around 900g per plant. The oleo gum resin and essential oil derived from this plant are sold at premium prices in the international market. The small and marginal farmers of Kinnaur, Lahaul-Spiti and Chamba can benefit from this new emerging crop.
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