mRNA accumulation in the Cajal bodies of the diplotene larch microsporocyte

DJ Smoliński, A Kołowerzo - Chromosoma, 2012 - Springer
In microsporocytes of the European larch, we demonstrated the presence of several mRNAs
in spherical nuclear bodies. In the nuclei of microsporocytes, we observed up to 12 bodies …

Transcriptional activity in diplotene larch microsporocytes, with emphasis on the diffuse stage

A Kołowerzo-Lubnau, J Niedojadło, M Świdziński… - PLoS …, 2015 - journals.plos.org
Manuscript provides insights into the biology of long-lived plants, different from Arabidopsis,
tomato or grass species that are widely studied. In the European larch the diplotene stage …

Poly (A) RNA a new component of Cajal bodies

A Kołowerzo, DJ Smoliński, E Bednarska - Protoplasma, 2009 - Springer
In European larch microsporocytes, spherical structures 0.5 to 6 μm in diameter are present
in which poly (A) RNA accumulates. There were one to several bodies per cell and they …

Periodic expression of Sm proteins parallels formation of nuclear Cajal bodies and cytoplasmic snRNP-rich bodies

DJ Smoliński, B Wróbel, A Noble, A Zienkiewicz… - Histochemistry and cell …, 2011 - Springer
Small nuclear ribonucleoproteins (snRNPs) play a fundamental role in pre-mRNA
processing in the nucleus. The biogenesis of snRNPs involves a sequence of events that …

Transcriptional activity and distribution of splicing machinery elements during Hyacinthus orientalis pollen tube growth

K Zienkiewicz, A Zienkiewicz, MI Rodriguez-Garcia… - Protoplasma, 2008 - Springer
The localization of newly formed transcripts and molecules participating in pre-mRNA
splicing, ie, small nuclear ribonucleoproteins (snRNPs) and SC35 protein, in growing pollen …

Transcriptional state and distribution of poly(A) RNA and RNA polymerase II in differentiating Hyacinthus orientalis L. pollen grains

K Zienkiewicz, A Zienkiewicz, DJ Smoliński… - Sexual Plant …, 2008 - Springer
Spatial distribution of poly (A) RNA, hypophosphorylated Pol IIA, and hyperphosphorylated
Pol IIO form of polymerase RNA II was characterized using immunofluorescence …

Changes in poly(A) RNA and TMG snRNA distribution in the embryo sac of Hyacinthus orientalis L. before and after fertilization

S Pięciński, DJ Smoliński, K Zienkiewicz… - Sexual plant …, 2008 - Springer
The content and distribution of the poly (A) RNA and splicing machinery element––TMG
snRNA in cells of the Hyacinthus orientalis L. mature embryo sac, during the progamic …

Intracellular organization of the pre-mRNA splicing machinery during Hyacinthus orientalis L. pollen development

K Zienkiewicz, DJ Smoliński, M Świdziński… - Sexual plant …, 2008 - Springer
Spatial organization of splicing machinery elements in metabolically and functionally
different pollen cells during Hyacinthus orientalis pollen grain development was examined …

The perichromatin region of the plant cell nucleus is the area with the strongest co-localisation of snRNA and SR proteins

J Niedojadło, Z Mikulski, K Dełeńko… - Planta, 2012 - Springer
The spatial organisation of the splicing system in plant cells containing either reticular
(Allium cepa) or chromocentric (Lupinus luteus) nuclei was studied by immunolabelling of …

Nuclear activity of sperm cells during Hyacinthus orientalis L. in vitro pollen tube growth

K Zienkiewicz, A Suwińska, K Niedojadło… - Journal of …, 2011 - academic.oup.com
In this study, the transcriptional state and distribution of RNA polymerase II, pre-mRNA
splicing machinery elements, and rRNA transcripts were investigated in the sperm cells of …