Molecular biology research articles

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Molecular biology research articles

Relationship to other biological sciences[ edit ] Schematic relationship between biochemistrygenetics and molecular biology Researchers in molecular biology use specific techniques native to molecular biology but increasingly combine these with techniques and ideas from genetics and biochemistry.

Molecular biology research articles

There is not a defined line between these disciplines. The figure to the right is a schematic that depicts one possible view of the relationships between the fields: Biochemists focus heavily on the role, function, and structure of biomolecules.

Journal of Molecular Biology - Elsevier

The study of the chemistry behind biological processes and the synthesis of biologically active molecules are examples of biochemistry. This can often be inferred by the absence of a normal component e.

The study of " mutants " — organisms which lack one or more functional components with respect to the so-called " wild type " or normal phenotype. Genetic interactions epistasis can often confound simple interpretations of such " knockout " studies.

The central dogma of molecular biology where genetic material is transcribed into RNA and then translated into proteindespite being oversimplified, still provides a good starting point for understanding the field. The picture has been revised in light of emerging novel roles for RNA.

In the early s, the study of gene structure and function, molecular geneticshas been among the most prominent sub-fields of molecular biology.

Molecular biology research articles

Increasingly many other areas of biology focus on molecules, either directly studying interactions in their own right such as in cell biology and developmental biologyor indirectly, where molecular techniques are used to infer historical attributes of populations or speciesas in fields in evolutionary biology such as population genetics and phylogenetics.

There is also a long tradition of studying biomolecules "from the ground up" in biophysics. For more extensive list on nucleic acid methods, see nucleic acid methods. Molecular cloning Transduction image One of the most basic techniques of molecular biology to study protein function is molecular cloning.

A vector has 3 distinctive features: Located upstream of the multiple cloning site are the promoter regions and the transcription start site which regulate the expression of cloned gene. This plasmid can be inserted into either bacterial or animal cells. Introducing DNA into bacterial cells can be done by transformation via uptake of naked DNA, conjugation via cell-cell contact or by transduction via viral vector.

Introducing DNA into eukaryotic cells, such as animal cells, by physical or chemical means is called transfection. Several different transfection techniques are available, such as calcium phosphate transfection, electroporationmicroinjection and liposome transfection.

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The plasmid may be integrated into the genomeresulting in a stable transfection, or may remain independent of the genome, called transient transfection. A variety of systems, such as inducible promoters and specific cell-signaling factors, are available to help express the protein of interest at high levels.

Large quantities of a protein can then be extracted from the bacterial or eukaryotic cell. The protein can be tested for enzymatic activity under a variety of situations, the protein may be crystallized so its tertiary structure can be studied, or, in the pharmaceutical industry, the activity of new drugs against the protein can be studied.iMedPub LTD is a new approach to scientific publishing.

Most Downloaded Journal of Molecular Biology Articles - Elsevier

As an open service to scientists, it is driven by researchers for researchers, while serving the interests of the general public. Nov 05,  · 08 January — Manuel Llinás, professor of biochemistry and molecular biology, and Jason Rasgon, professor of entomology and disease epidemiology, have participated in the formulation of an updated research agenda for global malaria elimination and eradication.

Molecular biology. Read the latest research on molecular biology or search thousands of news articles with images from leading universities and research institutes. Molecular biology is the study of structure and function of biomolecules that includes nucleic acids and proteins.

On the other hand, genetics is a specialized branch of science that deals with the study of genes, genetic variation and the pathophysiological implications of the intentional and spontaneous genetic mutations. Molecular Biology, Second Edition, examines the basic concepts of molecular biology while incorporating primary literature from today’s leading researchers.

This updated edition includes Focuses on Relevant Research sections that integrate primary literature from Cell Press and focus on helping the student learn how to read and understand research to prepare them for the scientific world.

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