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Types of Proteomics: Expression Proteomics

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Types of Proteomics: Expression Proteomics

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Questions and Answers

What is the focus of expression proteomics?

Studying qualitative and quantitative expression of total proteins (correct)

Analyzing protein-protein interactions in membranes

Understanding three-dimensional shapes of proteins

Exploring protein functions and molecular mechanisms within cells

Which technology is mainly used for structure determination in structural proteomics?

Mass spectrometry

NMR spectroscopy

X-ray crystallography (correct)

Polymerase chain reaction

What does functional proteomics focus on?

Studying qualitative and quantitative expression of total proteins

Protein functions and molecular mechanisms within cells (correct)

Analyzing protein-protein interactions in membranes

Understanding three-dimensional shapes of proteins

In which type of proteomics are abnormal cells compared to normal cells?

Expression proteomics Signup and view all the answers

What does structural proteomics help to understand?

Three-dimensional shape and structural complexities of functional proteins Signup and view all the answers

Which type of proteomics focuses on investigating protein patterns in tumor tissue samples?

Expression proteomics Signup and view all the answers

What is the clear liquid left as supernatant when blood is centrifuged in the presence of heparin?

Plasma Signup and view all the answers

What is the main limitation of studying the plasma proteome mentioned in the text?

Difficulty accessing relative protein abundance Signup and view all the answers

What type of body fluids have been investigated for proteomics due to the limitations of studying plasma proteome?

Urine, seminal plasma, tear fluid, cerebrospinal fluid Signup and view all the answers

Which of the following regulates gene expression in a hormonal-independent manner?

Fatty acids Signup and view all the answers

In which cell lines did butyrate affect the expression of genes involved in the regulation of cell apoptosis?

Colorectal cancer cell lines Signup and view all the answers

Which signaling molecules are mentioned as carrying out the biological functions of lipids?

Diacylglycerol, ceramides, eicosanoids Signup and view all the answers