of Lactobacillus pentosus
... al., 1991, Scheler et al., 1991, Sizemore et al., 1991). In these organisms, inactivation of xylR led to constitutive expression of xylAB (Rygus et al., 1991, Scheler et al., 1991, Sizemore et al., 1992, Gürtner et al., 1992). The xyl operator has been identified just downstream of the xylAB promote ...
... al., 1991, Scheler et al., 1991, Sizemore et al., 1991). In these organisms, inactivation of xylR led to constitutive expression of xylAB (Rygus et al., 1991, Scheler et al., 1991, Sizemore et al., 1992, Gürtner et al., 1992). The xyl operator has been identified just downstream of the xylAB promote ...
Genetics of hybrid incompatibility between Lycopersicon esculentum
... nonetheless, all species are to some degree intercrossable (Rick 1979). The two parental species analyzed here differ in several biologically significant features. L. hirsutum (Solanum habrochaites) is a wild, short-lived herbaceous, perennial species, that predominantly occurs from mid to high ele ...
... nonetheless, all species are to some degree intercrossable (Rick 1979). The two parental species analyzed here differ in several biologically significant features. L. hirsutum (Solanum habrochaites) is a wild, short-lived herbaceous, perennial species, that predominantly occurs from mid to high ele ...
A Retrospective Study of Balanced Chromosomal Translocations in
... The chromosomal disorders make a significant contribution to human mortality and morbidity. There are two kinds of chromosomal rearrangements: structural and numerical. Balanced translocations accepted as structural chromosomal abnormalities in humans commonly seen with a frequency of 1/600 (Van Dyk ...
... The chromosomal disorders make a significant contribution to human mortality and morbidity. There are two kinds of chromosomal rearrangements: structural and numerical. Balanced translocations accepted as structural chromosomal abnormalities in humans commonly seen with a frequency of 1/600 (Van Dyk ...
Gene replacement with the human BRCA1 locus
... Brca1+/7 and Trp537/7 are speci®cally prone to the development of breast cancers (Cressman et al., 1999b; Xu et al., 1999). Paradoxically, human cells that lack BRCA1 are very dicult to obtain and doubly mutant mouse cells grow poorly due to high rates of chromosomal loss associated with defective ...
... Brca1+/7 and Trp537/7 are speci®cally prone to the development of breast cancers (Cressman et al., 1999b; Xu et al., 1999). Paradoxically, human cells that lack BRCA1 are very dicult to obtain and doubly mutant mouse cells grow poorly due to high rates of chromosomal loss associated with defective ...
Construction of a linkage map based on a Lathyrus sativus
... has not been observed (Wroth 1998). Primitive P. sativum accessions and P. fulvum have been identified as sources of resistance; however, conflicting reports with regard to this resistance have been made (Clulow et al. 1991; Bretag 1991; Wroth 1996; Gurung et al. 2002). Conversely, many accessions of ...
... has not been observed (Wroth 1998). Primitive P. sativum accessions and P. fulvum have been identified as sources of resistance; however, conflicting reports with regard to this resistance have been made (Clulow et al. 1991; Bretag 1991; Wroth 1996; Gurung et al. 2002). Conversely, many accessions of ...
Relationships Between RNA Polymerase II Activity and Spt
... yeast genome and many of these exhibit modulation by many factors (Martens et al. 2004, 2005; Hainer et al. 2011; Bird et al. 2006). Furthermore, widespread antisense transcription is being revealed as a mechanism for shaping gene regulation in a number of ways, including transcription over promoter ...
... yeast genome and many of these exhibit modulation by many factors (Martens et al. 2004, 2005; Hainer et al. 2011; Bird et al. 2006). Furthermore, widespread antisense transcription is being revealed as a mechanism for shaping gene regulation in a number of ways, including transcription over promoter ...
CONSERVATION AND DIVERGENCE IN MOLECULAR
... DV Axiation Processes in D. melanogaster Our understanding of DV patterning during early embryogenesis in D. melanogaster is based on the genetic dissection of the Toll/dorsal pathway (Figure 2) (reviewed in 100). Upon mutation, 12 genes show maternal-effect dorsoventral patterning defects in the em ...
... DV Axiation Processes in D. melanogaster Our understanding of DV patterning during early embryogenesis in D. melanogaster is based on the genetic dissection of the Toll/dorsal pathway (Figure 2) (reviewed in 100). Upon mutation, 12 genes show maternal-effect dorsoventral patterning defects in the em ...
Chapter_005 - IHMC Public Cmaps (2)
... Risk factor for heart disease, stroke, and kidney disease 20% to 40% of blood pressure variations are genetic; this means that 60% to 80% are environmental Causes of hypertension ...
... Risk factor for heart disease, stroke, and kidney disease 20% to 40% of blood pressure variations are genetic; this means that 60% to 80% are environmental Causes of hypertension ...
Telomere maintenance without telomerase
... Dierent telomeres in post-senescent survivors exhibited variable lengths, often with tract lengths longer than telomeres of a telomerase-pro®cient strain. However, these elongated telomeres still exhibited the same gradual shortening observed during the initial senescence of a newly generated telom ...
... Dierent telomeres in post-senescent survivors exhibited variable lengths, often with tract lengths longer than telomeres of a telomerase-pro®cient strain. However, these elongated telomeres still exhibited the same gradual shortening observed during the initial senescence of a newly generated telom ...
Appaloosa Inheritance
... on three markings that provoked more study and enabled me to tweak my ‘spotty’ theories further. I realise that some of the following is controversial but until such time as other theories or genetic proof can be read without somebody saying “I’ve experienced, or actually know, differently”, the mor ...
... on three markings that provoked more study and enabled me to tweak my ‘spotty’ theories further. I realise that some of the following is controversial but until such time as other theories or genetic proof can be read without somebody saying “I’ve experienced, or actually know, differently”, the mor ...
ENVIRONMENTAL STRESS AND ITS EFFECTS ON MUTATION
... The second way that adaptation may proceed is when new mutations arise, and then become fixed (Johnson 2000). This fraction of fixations, multiplied by the effects of the fixed alleles, determines the rate of adaptation (Orr 1998, 2000). Thus, new mutations that arise during periods of changing envi ...
... The second way that adaptation may proceed is when new mutations arise, and then become fixed (Johnson 2000). This fraction of fixations, multiplied by the effects of the fixed alleles, determines the rate of adaptation (Orr 1998, 2000). Thus, new mutations that arise during periods of changing envi ...
Genetic Control of Root Hair Development in
... required for the cell wall loosening that must occur for the wall to yield to interna1 pressure. The elongation stage of root hair development is known to depend on growth at the root hair tip (Sievers and Schnepf, 1981).For tip growth to occur, new cell wall components need to be directed to, and d ...
... required for the cell wall loosening that must occur for the wall to yield to interna1 pressure. The elongation stage of root hair development is known to depend on growth at the root hair tip (Sievers and Schnepf, 1981).For tip growth to occur, new cell wall components need to be directed to, and d ...
Full-Text PDF
... community bacterial infections, new methods are needed to maintain and extend the useful working life of this class of antibiotics. Current tests to determine whether bacteria are killed by antibiotics are based on the standard culture of bacteria in the presence of an antibiotic. These indicate sus ...
... community bacterial infections, new methods are needed to maintain and extend the useful working life of this class of antibiotics. Current tests to determine whether bacteria are killed by antibiotics are based on the standard culture of bacteria in the presence of an antibiotic. These indicate sus ...
Tomé, S., Manley, K., Simard, J.P., Clark, G.W., Slean, M.M., Swami
... expansions. Perturbed levels of MutSb decreased repair of short CTG slip-outs, allowing them to be integrated as expansions [42]. The sensitivity of short TNR slip-out repair to MutSb concentration is similar to other reports of repair protein levels affecting repeat instability [53–55]. In this stu ...
... expansions. Perturbed levels of MutSb decreased repair of short CTG slip-outs, allowing them to be integrated as expansions [42]. The sensitivity of short TNR slip-out repair to MutSb concentration is similar to other reports of repair protein levels affecting repeat instability [53–55]. In this stu ...
TRIPTYCHON and CAPRICE mediate lateral inhibition during
... however, appear to be different. The root hair pattern seems to be position dependent: root epidermal cells are arranged in adjacent ®les of root hair cells and non-hair cells. Root hair ®les are located over the intercellular space between underlying cortical cells; non-hair cells arise over single ...
... however, appear to be different. The root hair pattern seems to be position dependent: root epidermal cells are arranged in adjacent ®les of root hair cells and non-hair cells. Root hair ®les are located over the intercellular space between underlying cortical cells; non-hair cells arise over single ...
EXCHANGE OF GENETIC MATERIAL BETWEEN
... Transfer of the Hfr character from E. coli to Salmonella: It is known that the Hfr character, unlike the F+ character, is not transferable to F- cells by infection but can be transferred by conjugation (BERNSTEIN1958); in other words, the factor responsible for Hfr is located on the bacterial chromo ...
... Transfer of the Hfr character from E. coli to Salmonella: It is known that the Hfr character, unlike the F+ character, is not transferable to F- cells by infection but can be transferred by conjugation (BERNSTEIN1958); in other words, the factor responsible for Hfr is located on the bacterial chromo ...
A haploid genetics toolbox for Arabidopsis thaliana
... significant advantage if a HI line could be used for uniparental genome elimination not only within its own species but also in crosses to closely related species. This is particularly relevant in a genus such as Brassica, where multiple commercially relevant crop species can be intercrossed to one a ...
... significant advantage if a HI line could be used for uniparental genome elimination not only within its own species but also in crosses to closely related species. This is particularly relevant in a genus such as Brassica, where multiple commercially relevant crop species can be intercrossed to one a ...
Table of Contents - Scholars` Bank
... amino acids that could somehow use the template of the nucleotide encoded within mRNA to distinguish which amino acid was required to construct the desired protein. However, before the “adaptor” could be found, the specifics of the genetic code became known. F. H. C. Crick, J. S. Griffith and L. E. ...
... amino acids that could somehow use the template of the nucleotide encoded within mRNA to distinguish which amino acid was required to construct the desired protein. However, before the “adaptor” could be found, the specifics of the genetic code became known. F. H. C. Crick, J. S. Griffith and L. E. ...
Polyploidy
... • X chromosomes in females provide twice the genes, as in males, – Drosophila: female genes are expressed at 50% of the male levels, – Mammals: one X chromosome in females is silenced. ...
... • X chromosomes in females provide twice the genes, as in males, – Drosophila: female genes are expressed at 50% of the male levels, – Mammals: one X chromosome in females is silenced. ...
Parasexual Genetics in Dictyostelium discoideum
... before pouring. After 4 to 5 days haploids and homozygous diploids resistant to the inhibitor were observed. These were differentiated on the basis of spore size and subsequent segregation of genetic markers (Katz & Sussman, 1972). Cycloheximide was used at a higher concentration (500 pglml) than th ...
... before pouring. After 4 to 5 days haploids and homozygous diploids resistant to the inhibitor were observed. These were differentiated on the basis of spore size and subsequent segregation of genetic markers (Katz & Sussman, 1972). Cycloheximide was used at a higher concentration (500 pglml) than th ...
11.1 notes
... too many. The body will adjust to this extra chromosome by randomly switching one X chromosome off when it is not in need. These switched off X chromosomes will form a dense region in the nucleus known as a Barr Body. These are generally only found in females since males need the one X chromosome ...
... too many. The body will adjust to this extra chromosome by randomly switching one X chromosome off when it is not in need. These switched off X chromosomes will form a dense region in the nucleus known as a Barr Body. These are generally only found in females since males need the one X chromosome ...
Complementary hierarchical clustering
... A well-known example is the K -means algorithm. Hierarchical methods will produce clusters of a hierarchical nature. The lowest level of the hierarchy consists of each individual data point, and at each level, the clusters are obtained by merging clusters from the previous lower level. As mentioned ...
... A well-known example is the K -means algorithm. Hierarchical methods will produce clusters of a hierarchical nature. The lowest level of the hierarchy consists of each individual data point, and at each level, the clusters are obtained by merging clusters from the previous lower level. As mentioned ...