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Lect2(Enzim
Lect2(Enzim

... 1. Proteins (note that recent developments indicate that both ...
DNA-Directed Antibody Immobilization for
DNA-Directed Antibody Immobilization for

... diameter of ∼100−120 μm, and antibody spots had a diameter of ∼150 μm. Antibody−DNA Conjugate Synthesis. Antibody−DNA conjugates were synthesized by using Thunder-Link Oligo Conjugation Kit (Innova Biosciences). The DNA concentration used in the reaction was optimized to yield 1−2 DNA sequences per ...
New insight into plant intramembrane proteases
New insight into plant intramembrane proteases

... families of integral membrane proteases, belonging to three different classes, have been identified: serine intramembrane proteases known as rhomboid proteases, site-2 proteases belonging to zinc metalloproteases, and two families of aspartic proteases: presenilins and signal peptide peptidases. The ...
McMush Lab Testing for the Presence of Biomolecules
McMush Lab Testing for the Presence of Biomolecules

... or table sugar, and lactose, the sugar found in milk, are double sugars made from two monosaccharides. Important polysaccharides include cellulose, starch, and chitin. Lipids Lipids are also made of carbon, hydrogen, and oxygen but the ratio of carbon, hydrogen, and oxygen atoms is not 1:2:1. Instea ...
Renal tubular reabsorption
Renal tubular reabsorption

... “downhill” transport of another substance • Carrier must be occupied by both substances (or be unoccupied) to be mobile in the membrane • Saturable (has a Vmax) • Demonstrates specificity and affinity of carrier for substance transported • “Uphill” transport occurs without direct input of ...
Agglutination
Agglutination

... • Antibody rather than antigen is attached to a ...
Ashley, CT, Wilkinson, KD, Reines, D and Warren, ST: FMR1 protein: Conserved RNP family domains and selective RNA binding. Science 262:563-566 (1993).
Ashley, CT, Wilkinson, KD, Reines, D and Warren, ST: FMR1 protein: Conserved RNP family domains and selective RNA binding. Science 262:563-566 (1993).

... RNA actsas a better ligand than nonbiotinylated RNA or that there are two RNA binding sites per protein molecule. The latter possibilitywould reducethe apparent binding constant because biotinylated RNA bound to either or both sites would result in captureof the FMRPmolecule by streptavidin. Because ...
Suppl. Table S3
Suppl. Table S3

... *ADHAP, the key enzyme of peroxisomal ether lipid synthesis is not found in fungi, whereas homologs of all remaining proteins of the peroxisomal part of this pathway were identified ** Proteins with an often unusual PTS1 only found among Ustilaginomycetes. The targeting signal of many proteins in th ...
Sodium Accelerated Buffer System
Sodium Accelerated Buffer System

... Figure 3: Oxidised Protein Hydrolysate Sample In addition to a significant reduction in analysis time, other advantages of this system include a smoother baseline under Cystine which allows accurate quantification of this amino acid. The system also offers more flexibility for the analysis of other ...
APPLICATION OF PANCREATIC ENZYMES IN HYDROLYSIS OF
APPLICATION OF PANCREATIC ENZYMES IN HYDROLYSIS OF

... The  substrate, containing ovoalbumin (45  kDa) and ovotransferrin (78  kDa), was obtained as a  by-product in the proteinaceous agent of an antimicrobial activity isolation protocol [Graszkiewicz et al., 2007; Sokołowska et al., 2007]. This inexpensive and simple procedure allows obtaining a  mixtu ...
pam&blosum
pam&blosum

... In the initial search for regions of similarity, FASTA uses a computer method known as hash coding. In this method, a lookup table showing the positions of each sequence word of length k, called a k-tuple, is constructed for each sequence. The relative positions of each word in the two sequences is ...
Amaranth - Elemental Nutrition
Amaranth - Elemental Nutrition

... The fiber content of amaranth is three times that of wheat and its iron content, five times more than wheat. It contains two times more calcium than milk. Using amaranth in combination with brown rice results in a complete protein as high in food value as fish, red meat or poultry. Amaranth also con ...
Q. No. 1. How can RNA be distinguished from DNA?
Q. No. 1. How can RNA be distinguished from DNA?

... Q. No. 1. How can RNA be distinguished from DNA? Ans. RNA and DNA are both nucleic acids, but differ in three main ways. First, unlike DNA which is generally double-stranded, RNA is a single-stranded molecule in many of its biological roles and has a much shorter chain of nucleotides. Second, while ...
Managing people in sport organisations: A strategic human
Managing people in sport organisations: A strategic human

... Making a cDNA Library from Eukaryotic mRNA First, eukaryotic cells are lysed and the mRNA is purified. Next, reverse transcriptase plus primers containing oligo(dT) stretches are added. The oligo(dT) hybridizes to the adenine in the mRNA poly(A) tail and acts as a primer for reverse transcriptase. T ...
IMPROVING ENANTIOSELECTIVITY OF ENZYMES THROUGH
IMPROVING ENANTIOSELECTIVITY OF ENZYMES THROUGH

... than double that of the wild-type enzyme. Molecular modeling of the wild-type enzyme by using its crystal structure with both enantiomers of the glycidyl phenyl ether showed that residue 217 is in van der Walls contact with the phenyl ring of the substrate. The improved variant had a modification of ...
Slides
Slides

... protein surface tend to weaken or dampen down the strength of this force. ...
Compartmentation in plant metabolism
Compartmentation in plant metabolism

... also be used to investigate the intracellular compartmentation of metabolites. However, this is technically more challenging than enzyme localization because the turnover times of many metabolites are much shorter than the time needed for the fractionation. One way to overcome this problem is to rem ...
ERNDIM - Quantitative Schemes Cystine in White Blood Cells
ERNDIM - Quantitative Schemes Cystine in White Blood Cells

... to this the SAB has agreed levels of adequate performance for all the schemes and these will be re-evaluated annually. The scoring systems have been carefully evaluated by members of the SAB and have been applied to assess performance in our schemes from 2007 onwards. The ERNDIM Board has decided t ...
tour - VCU
tour - VCU

... Even without doing the calculation, you can see that only if the number of birthdays is much greater than the number of people do you stand a good chance of having a unique ...
AMPKA1B2G1 Master Q102-1
AMPKA1B2G1 Master Q102-1

... Step 5. Initiate the reaction by the addition of 5 µl [33P]-ATP Assay Cocktail bringing the final volume up to 25µl and incubate the mixture in a water bath at 30oC for 15 minutes. Step 6. After the 15 minute incubation period, terminate the reaction by spotting 20 µl of the reaction mixture onto in ...
Theory_2004
Theory_2004

... One gram of fat releases over twice as much energy than the same amount of glycogen The total mass of fat in the human body is about 1000-fold higher than that the total mass of body glycogen If all our energy was stored as glycogen, we would weigh at least 40 kg more than we do now Fat, but not gly ...
Enzyme Vs. Extremozyme -32
Enzyme Vs. Extremozyme -32

... Multiple covalent immobilization or cross linking: In this technique, the enzyme is immobilized on the polymer surface either covalently or through physical interaction(s). This technique has resulted in an impressive increase in stability. For example, immobilized trypsin on polyethylglycol (PEG) i ...
Gene Regulation and Expression
Gene Regulation and Expression

... in various body systems. Because the proper expression and balance of proteins is so critical, living organisms have evolved the ability to control the production and expression of each protein at multiple levels in the gene-to-protein process. This provides the ability to tightly regulate the quant ...


... Choice A: A cell pumps Na+ out of the cell using an enzyme that is a Na+ pump. The concentration of Na+ inside the cell is 0.1M and the concentration outside the cell is 0.15M. The voltage difference across the membrane is 0.1V, with the outside positive. How many ATP molecules are required to pump ...
Biochemistry 6/e
Biochemistry 6/e

... transferred to the Rieske protein and then to cytochrome c1. This releases two H+ to the cytosol and leaves UQ ×- , a semiquinone anion form of UQ, at the Qp site. The second electron is then transferred to the bL heme, converting UQ×- to UQ. The Rieske protein and cytochrome c1 are similar in struc ...
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Western blot



The western blot (sometimes called the protein immunoblot) is a widely used analytical technique used to detect specific proteins in a sample of tissue homogenate or extract. It uses gel electrophoresis to separate native proteins by 3-D structure or denatured proteins by the length of the polypeptide. The proteins are then transferred to a membrane (typically nitrocellulose or PVDF), where they are stained with antibodies specific to the target protein. The gel electrophoresis step is included in western blot analysis to resolve the issue of the cross-reactivity of antibodies.There are many reagent companies that specialize in providing antibodies (both monoclonal and polyclonal antibodies) against tens of thousands of different proteins. Commercial antibodies can be expensive, although the unbound antibody can be reused between experiments. This method is used in the fields of molecular biology, immunogenetics and other molecular biology disciplines. A number of search engines, such as CiteAb, Antibodypedia, and SeekProducts, are available that can help researchers find suitable antibodies for use in western blotting.Other related techniques include dot blot analysis, immunohistochemistry and immunocytochemistry where antibodies are used to detect proteins in tissues and cells by immunostaining, and enzyme-linked immunosorbent assay (ELISA).The method originated in the laboratory of Harry Towbin at the Friedrich Miescher Institute. The name western blot was given to the technique by W. Neal Burnette and is a play on the name Southern blot, a technique for DNA detection developed earlier by Edwin Southern. Detection of RNA is termed northern blot and was developed by George Stark at Stanford.
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