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C - mhs
C - mhs

... Replication of DNA • Replication requires the following steps:  Unwinding, or separation of the two strands of the parental DNA molecule  Complementary base pairing between a new nucleotide and a nucleotide on the template strand  Joining of nucleotides to form the new strand • Each daughter DNA ...
Tutorial: RNA-Seq Analysis Part II (Tracks): Non-Specific
Tutorial: RNA-Seq Analysis Part II (Tracks): Non-Specific

... of using and distributing the non-specific matches in this way. ...
Proportionality between variances in gene expression induced by
Proportionality between variances in gene expression induced by

... i.e., the expression of a given set of "target" genes i = 1, ..., k. If the pattern of xi is closer to the prescribed pattern of genes, the fitness is higher. We take the prescribed pattern as "all on" for the target genes, unless otherwise mentioned. If all components of xi (i = 1, ..., k) are posi ...
Yeast as a Model Genetic Organism
Yeast as a Model Genetic Organism

... When diploid budding yeast are starved of nutrients, they can undergo meiosis to generate four haploid spores (Figures 1 and 2). Spores are more resistant to the environment than are vegetatively dividing cells. The four spores of a single meiosis are held together in an ascus, or tetrad, surrounded ...
Unit 5: Cell Cycles and Genetics Self
Unit 5: Cell Cycles and Genetics Self

... G) Give the name of the process and explain what is taking place in the figure 10.16 in the text book on pg 208. Be sure to include an explanation for each of the structures or molecules shown in the diagram. (Pages 208-209) H) Explain where meiosis occurs, what is accomplished regarding chromosome ...
A new monoclonal antibody (CAL2) detects
A new monoclonal antibody (CAL2) detects

... Recent advances in the diagnostic of myeloproliferative neoplasms (MPNs) discovered CALRETICULIN (CALR) mutations as a major driver in these disorders. In contrast to JAK2 mutations being mainly associated with polycythaemia vera, CALR mutations are only associated with primary myelofibrosis (PMF) an ...
A model for repair of radiation-induced DNA double
A model for repair of radiation-induced DNA double

... way of guidance for non-mutagenic mending because neither of the two strands are fully informative. In organisms that contain two or more homologous or identical chromosomes (as in all eukaryotes and many prokaryotes), a DNA fragment liberated by damage of one chromosome might provide the necessary ...
Lab #2
Lab #2

... Analyzing Gene Lists ...
Genetic Modification of Tomato Plants to Produce More Lycopene
Genetic Modification of Tomato Plants to Produce More Lycopene

... OA: Antisense under-expression OS12: Co-supression ...
during the Somatic Hypermutation Process Trends in Antibody
during the Somatic Hypermutation Process Trends in Antibody

... solutions for the germline Ab sequence based on the mature protein sequence for the large majority of cases. It is recognized that no such fitting procedure can be completely free of ambiguities. In some cases, the length of the D region or the lack of residues in many publicly available sequences g ...
Genetics
Genetics

... Which sex chromosome is home of the most sex-linked traits?  X…much, much larger and if any essential gene were on the Y females would not live. ...
Print - Circulation Research
Print - Circulation Research

... myosin heavy chain (MHC) but lacks the carboxyterminal rod region (for review, see Reference 8). Skeletal and cardiac MHCs exist as multigene families with a large number of isoforms encoded by different genes. The two different cardiac MIC isoforms manifest different rates of ATP hydrolysis9 and ma ...
Amplified fragment length polymorphism (AFLP)
Amplified fragment length polymorphism (AFLP)

... losses were estimated respectively at 36% and 32% for bread wheat (Triticum aestivum L.) and durum wheat (T. durum Desf.) (Amri et al., 1992a; Lhaloui et al., 1992). Moreover, high damages, even total crop losses can be observed if high infestations occur at early developmental stages (Amri et al., ...
Coordination of replication and transcription along a Drosophila
Coordination of replication and transcription along a Drosophila

... arrays of cDNAs have demonstrated a correlation between time of replication and the probability that a specific gene is expressed, it remained to be determined what step(s) in the replication initiation process are influenced by transcription. Similarly, because the prior studies lacked contiguous i ...
DNA Sequence Variation in the Human Y Chromosome: Functions
DNA Sequence Variation in the Human Y Chromosome: Functions

... encompassing a number of genes and transcripts has been detected. In a recent study, a total of 1,099 proteins, copurified with spermatogenic chromatin have been identified and these proteins vital for DNA compaction and chromosome segregation show high degree of evolutionary conservation [8]. Howev ...
Genetica per Scienze Naturali aa 04
Genetica per Scienze Naturali aa 04

... units (5 cM) separate genes A and B whereas 3 m.u. separate genes A and C, then B and C should be either 8 or 2 cM apart. Sturtevant found this to be the case. In other words, his analysis strongly suggested that genes are arranged in some linear order. Because map distances are roughly additive, ca ...
Y chromosome: Structure and Biological Functions
Y chromosome: Structure and Biological Functions

... Dipti L.Bichile1, Dr.A.R.Kharkar2, Dr.P.Menon3, Dr.M.Potnis-Lele4, Dr.M.Bankar5, Dr.G.A.Shroff6 1) PhD Research Scholar, Department of Anatomy, MGM University of Health Sciences, Aurangabad, Maharashtra 2) Professor, Department of Anatomy, MGM Medical College, Aurangabad, Maharashtra 3) Associate Pr ...
Mitochondrial DNA Mutations and Disease
Mitochondrial DNA Mutations and Disease

... Somatic/sporadic mtDNA mutations may occur in any tissue. For example, some cases with mitochondrial myopathy and exercise intolerance may have mtDNA mutations in muscle only. Therefore, the absence of mtDNA mutations in blood sample does not always rule out the diagnosis of mitochondrial DNA disord ...
The Role of nm23-H1 in the Progression of Transitional Cell Bladder
The Role of nm23-H1 in the Progression of Transitional Cell Bladder

... total of five nm23 family members have been identified, i.e., nm23-H1, nm23-H2, DR-nm23, nm23-H4, and nm23-H5 (2– 6). nm23-H2 was identified as coding for the B subunit of NDP3 kinase, as compared with the A subunit coded for by nm23-H1. DR-nm23 is highly expressed in the myeloid leukemia (4), and n ...
Chapter 1: The Genetic Approach to Biology Questions for Chapter 1
Chapter 1: The Genetic Approach to Biology Questions for Chapter 1

... Mutation combined with natural selection allows change over time - Errors during replication (enzymes recognize simple errors of Purine-Pyramidine pairing) - Mutation due to exposure to mutagens (chemical, x-ray, UV) Hereditary material (DNA) possesses 3 key properties: 1. DNA replication allows fai ...
Full-Text PDF
Full-Text PDF

... increase in gene copy number increased the amount of protein, which in turn increased the cell volume [9]. It was found that the ploidy-dependent increase in cell volume is genetically regulated in the experiment of investigating a wide range in cell size by tetraploidizing various mutants and trans ...
DNA Sequence Analysis Using Boolean Algebra
DNA Sequence Analysis Using Boolean Algebra

... because of variation allowed within the structure (a periodicity)[5]. With more and more complete genomes of prokaryotes and eukaryotes becoming available and the completion of human genome project in the horizon, fundamental questions regarding the characteristics of these sequences arise. Life rep ...
Lab 6: Electrophoresis
Lab 6: Electrophoresis

... helix at the same position on both strands to produce fragments with blunt ends (Figure 1). Other endonucleses cleave each strand off-center at specific nucleotides to produce fragments with “overhangs” or sticky ends. By using the same restriction enzyme to “cut” DNA from two different organisms, c ...
15A-RelatngMendelToChromo
15A-RelatngMendelToChromo

... 1. Mendelian inheritance has its physical basis in the behavior of chromosomes during sexual life cycles 2. Morgan traced a gene to a specific chromosome 3. Linked genes tend to be inherited together because they are located on the same chromosome 4. Independent assortment of chromosomes and crossin ...
The InTheKnow Program Form - Boston Maternal Fetal Medicine
The InTheKnow Program Form - Boston Maternal Fetal Medicine

... involving less than 1,000 base pairs of DNA, Copy Number Variants are all of the genetic defects that involve more than a single gene of 1,000 base pairs and less than a microscopically-visible chromosomal defect involving more than 5 million base pairs. The identification of copy number variants an ...
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Site-specific recombinase technology



Nearly every human gene has a counterpart in the mouse (regardless of the fact that a minor set of orthologues had to follow species specific selection routes). This made the mouse the major model for elucidating the ways in which our genetic material encodes information. In the late 1980s gene targeting in murine embryonic stem (ES-)cells enabled the transmission of mutations into the mouse germ line and emerged as a novel option to study the genetic basis of regulatory networks as they exist in the genome. Still, classical gene targeting proved to be limited in several ways as gene functions became irreversibly destroyed by the marker gene that had to be introduced for selecting recombinant ES cells. These early steps led to animals in which the mutation was present in all cells of the body from the beginning leading to complex phenotypes and/or early lethality. There was a clear need for methods to restrict these mutations to specific points in development and specific cell types. This dream became reality when groups in the USA were able to introduce bacteriophage and yeast-derived site-specific recombination (SSR-) systems into mammalian cells as well as into the mouse
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