ENDOGENOUS VIRAL ELEMENT-DERIVED PIWI-INTERACTING RNAS (PIRNAS) ARE NOT REQUIRED FOR PRODUCTION OF PING-PONG-DEPENDENT PIRNAS FROM DIAPHORINA CITRI DENSOVIRUS

ABSTRACT Piwi-interacting RNAs (piRNAs) are a class of small RNAs primarily responsible for silencing transposons in the animal germ line.The ping-pong cycle, the posttranscriptional silencing branch of the piRNA pathway, relies on piRNAs produced from endogenous transposon remnants to direct cleavage of transposon RNA via association with Piwi-fam

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The propagation of interplanetary shocks, particularly those driven by coronal roneverhart.com mass ejections (CMEs), is still an outstanding question in heliophysics and space weather forecasting.Here, we address the effects of the ambient solar wind on the propagation of two similar CME-driven shocks from the Sun to Earth.The two shock events (CM

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