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1
The role of endogenous
small
RNAs
in metazoan nuclei is largely unknown.
2
Their fragmentation generates some
small
RNAs
that are highly resistant to degradation.
3
Dicer initiates RNA interference by generating
small
RNAs
involved in various silencing pathways.
4
They are discovered either by sequencing
small
RNAs
or computationally.
5
However, the mechanism by which these
small
RNAs
inhibit translation has yet to be elucidated.
6
Bacterial
small
RNAs
perform numerous regulatory roles, including acting as antitoxic components in toxin-antitoxin systems.
7
Small
RNAs
,
generally expressed at low levels, are difficult to reach usable levels from limited material.
8
Thirty-one loci resided in or near regions transcribing
small
RNAs
,
thus suggesting a role for post-transcriptional regulation.
9
This result suggests that not all sequences identified as miRNAs belong in this category of
small
RNAs
.
10
Many organisms, including parasitic nematodes, secrete
small
RNAs
into the extracellular environment, largely encapsulated within small vesicles.
11
We independently verified the expression of these
small
RNAs
from 5' end of mature tRNA using qRT-PCR.
12
In plants and fungi,
small
RNAs
silence gene expression in the nucleus by establishing repressive chromatin states.
13
Small
RNAs
constitute a new and unanticipated layer of gene regulation present in the three domains of life.
14
The methods used by our laboratories to design capture probes and label enriched
small
RNAs
are thoroughly described here.
15
The synthesis of highly structured
small
RNAs
containing nonstandard nucleotides is of high interest for structural and functional investigations.
16
MicroRNAs are a class of
small
RNAs
that do not code for proteins and yet function as gene regulators.
small
rnas
small
rna