Sentence examples for persistent presence of from inspiring English sources

However, the persistent presence of John Kasich, who one top Cruz aide described a "spoiler", loomed over the Texas senator's effort.

In my work with President Hamid Karzai, I am constantly approached by Afghans who are concerned about the persistent presence of the militias.

Meanwhile, letters from Osama bin Laden reveal the considerable disruption caused by the persistent presence of drones to al-Qaida's senior leadership in Pakistan.

Chronic stress is characterized by the persistent presence of sources of frustration or anxiety that a person encounters every day.

Still, the persistent presence of heavy metals and PCB's in the harbor will probably preclude the school's students from eating city-bred oysters within their lifetimes.

No soldiers were hurt in that attack, but it was a reminder of the persistent presence of rebels in the border areas who often venture across from Pakistan to attack American forces and their Afghan allies.

The general mood at the dinner table that night was not leavened by the continued — indeed, persistent — presence of a British aristocrat lady friend of Mum's, who arrived for a visit 10 days before.

The pig slurry amendment induced the highest initial and also persistent presence of total and faecal coliform bacteria.

The persistent presence of these factors causes the production and activation of hepatic fibrosis-initiating cells, especially the activation of hepatic stellate cells (HSCs).

This study was designed to investigate the physiological and biochemical responses of Brandt's voles to the persistent presence of dietary tannic acid.

Furthermore, the persistent presence of nitrate in concentrations above background levels (median 2.3 mg/L) and the relatively low δ15NNO3 and δ18ONO3 (median: 4.5 ± 0.2‰ AIR and 5.2 ± 0.5‰ VSMOW, respectively) indicate no direct evidence of denitrification.