Computational studies of gene regulatory networks: in numero molecular biology

2001 ◽  
Vol 2 (4) ◽  
pp. 268-279 ◽  
Author(s):  
Jeff Hasty ◽  
David McMillen ◽  
Farren Isaacs ◽  
James J. Collins
2010 ◽  
Vol 2 ◽  
pp. BECB.S5594 ◽  
Author(s):  
Zahra Zamani ◽  
Amirhossein Hajihosseini ◽  
Ali Masoudi-Nejad

Molecular biology focuses on genes and their interactions at the transcription, regulation and protein level. Finding genes that cause certain behaviors can make therapeutic interventions more effective. Although biological tools can extract the genes and perform some analyses, without the help of computational methods, deep insight of the genetic function and its effects will not occur. On the other hand, complex systems can be modeled by networks, introducing the main data as nodes and the links in-between as the transactions occurring within the network. Gene regulatory networks are examples that are modeled and analyzed in order to gain insight of their exact functions. Since a cell's specific functionality is greatly determined by the genes it expresses, translation or the act of converting mRNA to proteins is highly regulated by the control network that directs cellular activities. This paper briefly reviews the most important computational methods for analyzing, modeling and controlling the gene regulatory networks.


2022 ◽  
Author(s):  
Jeffrey Thompson

Molecular paleobiology provides a promising avenue to merge data from deep time, molecular biology and genomics, gaining insights into the evolutionary process at multiple levels. The echinoderm skeleton is a model for molecular paleobioloogical studies. I begin with an overview of the skeletogenic process in echinoderms, as well as a discussion of what gene regulatory networks are, and why they are of interest to paleobiologists. I then highlight recent advances in the evolution of the echinoderm skeleton from both paleobiological and molecular/functional genomic perspectives, highlighting examples where diverse approaches provide complementary insight and discussing potential of this field of research.


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