Results 1 to 10 of about 231,929 (260)

Many routes to a micro RNA [PDF]

open access: yesIUBMB Life, 2011
AbstractMicro RNAs (miRNAs) are ∼22 nt small RNAs that function as posttranscriptional negative regulators of gene expression. Thousands of these molecules have so far been identified across the metazoan and plant kingdoms. Although most miRNAs share the same biogenesis pathway, numerous noncanonical miRNAs and other small RNAs have also been ...
Mark Chong
exaly   +3 more sources

A micro RNA mediates shoot control of root branching [PDF]

open access: yesNature Communications, 2023
Plants extract mineral nutrients from the soil, or from interactions with mutualistic soil microbes via their root systems. Adapting root architecture to nutrient availability enables efficient resource utilization, particularly in patchy and dynamic ...
Moritz Sexauer   +6 more
doaj   +2 more sources

Evaluation of expression levels of Micro-RNA-378, Micro-RNA -103, and Micro-RNA-497 in melanoma [PDF]

open access: yesمجله پزشکی دانشگاه علوم پزشکی تبریز
Background. The aim of this study was to investigate the relative changes in the expression levels of these genes in melanoma tumor samples. Methods. During this study, 40 tumor samples and 40 samples of marginal tissue around the tumor were collected ...
Faria Aslani   +2 more
doaj   +2 more sources

Prediction of lung overdistension during mechanical ventilation using micro-RNA and gene expression [PDF]

open access: yesIntensive Care Medicine Experimental
Background Overstretching of lung parenchyma may lead to injury, especially during mechanical ventilation. To date, there are no specific biomarkers of lung stretch, but transcriptomic signatures have not been explored.
Cecilia López-Martínez   +13 more
doaj   +2 more sources

Micro-RNAs [PDF]

open access: yesThe Journal of Cell Biology, 2002
Two small temporally regulated RNAs (stRNAs)**Abbreviations used in this paper: stRNA, small temporally regulated RNA; miRNA, micro-RNA; siRNA, small interfering RNA; RNAi, RNA interference. of ∼22 nucleotides regulate timing of gene expression during development of the nematode C. elegans.
Helge Grosshans, Frank J. Slack
openaire   +3 more sources

Treating COVID-19 using Micro RNA

open access: yesJournal de la Faculté de Médecine d'Oran, 2023
 Over 7,805,583 people worldwide are susceptible to death because of infection by an encountered microscopic virus known as Coronavirus. Actually, it is a family of infectious viruses that was first discovered for about 50 years by a group of ...
Eskandar Kirolos
doaj   +5 more sources

MicroRNA-29a suppresses the growth of human cervical cancer cells by targeting cell division cycle 42 (CDC42)

open access: yesJournal of Taibah University for Science, 2021
Several microRNAs (miRs) play regulatory roles in cervical cancer. The present study investigated the molecular role of microRNA-29a in cervical cancer via modulation of cell division cycle 42 (CDC42) expression. The results showed significant (P 
Fang Song, Fengshuang Li
doaj   +1 more source

Micro-RNA as a predictor of cardiovascular diseases

open access: yesЛечащий Врач, 2021
Cardiovascular diseases, especially coronary heart disease (CHD), are the most common diseases worldwide. More than 50% of mortality occurs in this pathology.
U. A. Khalilova, V. V. Skvortsova
doaj   +1 more source

Blood serum microRNA profiles of pregnant women as biomarkers of pre-eclampsia evaluation

open access: yesJournal of Pre-Clinical and Clinical Research, 2020
Introduction Pre-eclampsia is a pregnancy-related syndrome characterized by hypertension and proteinuria that makes its appearance after 20 weeks of gestation. It develops approximately in 2–10% of all pregnancies. Pre-eclampsia, as a severe complication
Adrianna Kondracka   +4 more
doaj   +1 more source

A Theory of Biodiversity and Gene Evolution [PDF]

open access: yesJournal of Bioscience and Applied Research, 2020
The statement of theory: {Evolution of organisms and biodiversity depends mainly on gene evolution through the appearance of novel genes. Biodiversity results from the DNA modifications induced by visible and non-visible environmental effects, the ...
Sobhy Hassab El-Nabi
doaj   +1 more source

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