scholarly journals Functional Roles of O-Glycosylation

Molecules ◽  
2018 ◽  
Vol 23 (12) ◽  
pp. 3063 ◽  
Author(s):  
Isabelle Breloy ◽  
Franz-Georg Hanisch

O-Glycosylation in general has impact on a diversity of biological processes covering cellular aspects (targeted transport of glycoproteins), molecular aspects (protein conformation, resistance to proteolysis), and aspects involved in cellular communication (cell-cell and cell-matrix interaction). [...]

Author(s):  
Hao Ding ◽  
Ping Zhou ◽  
Wenxuan Fu ◽  
Lurong Ding ◽  
Weiliang Guo ◽  
...  
Keyword(s):  

2021 ◽  
Vol 12 (2) ◽  
Author(s):  
Xiaoli Liu ◽  
Zuwei Yin ◽  
Linping Xu ◽  
Huaimin Liu ◽  
Lifeng Jiang ◽  
...  

AbstractLong noncoding RNAs (lncRNAs) play crucial roles in regulating a variety of biological processes in lung adenocarcinoma (LUAD). In our study, we mainly explored the functional roles of a novel lncRNA long intergenic non-protein coding RNA 1426 (LINC01426) in LUAD. We applied bioinformatics analysis to find the expression of LINC01426 was upregulated in LUAD tissue. Functionally, silencing of LINC01426 obviously suppressed the proliferation, migration, epithelial–mesenchymal transition (EMT), and stemness of LUAD cells. Then, we observed that LINC01426 functioned through the hedgehog pathway in LUAD. The effect of LINC01426 knockdown could be fully reversed by adding hedgehog pathway activator SAG. In addition, we proved that LINC01426 could not affect SHH transcription and its mRNA level. Pull-down sliver staining and RIP assay revealed that LINC01426 could interact with USP22. Ubiquitination assays manifested that LINC01426 and USP22 modulated SHH ubiquitination levels. Rescue assays verified that SHH overexpression rescued the cell growth, migration, and stemness suppressed by LINC01426 silencing. In conclusion, LINC01426 promotes LUAD progression by recruiting USP22 to stabilize SHH protein and thus activate the hedgehog pathway.


2018 ◽  
Vol 19 (7) ◽  
pp. 2075 ◽  
Author(s):  
Jose Islas ◽  
Jorge Moreno-Cuevas

In this review, we summarize the latest research pertaining to MicroRNAs (miRs) related to cardiovascular diseases. In today’s molecular age, the key clinical aspects of diagnosing and treating these type of diseases are crucial, and miRs play an important role. Therefore, we have made a thorough analysis discussing the most important candidate protagonists of many pathways relating to such conditions as atherosclerosis, heart failure, myocardial infarction, and congenital heart disorders. We approach miRs initially from the fundamental molecular aspects and look at their role in developmental pathways, as well as regulatory mechanisms dysregulated under specific cardiovascular conditions. By doing so, we can better understand their functional roles. Next, we look at therapeutic aspects, including delivery and inhibition techniques. We conclude that a personal approach for treatment is paramount, and so understanding miRs is strategic for cardiovascular health.


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