Microbial Evolution
EvolvingSTEM: a microbial evolution-in-action curriculum that enhances learning of evolutionary biology and biotechnology
... of evolution, microbiology, ecology, and hered- ity with a laboratory experiment that employs real scien- tific research ...of microbial life (Costerton et ...This evolution-in-action occurs within ...
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Intra-tumor heterogeneity: lessons from microbial evolution and clinical implications
... tumor evolution model states that different tumor cells acquire different mutations over time, and that multiple clones can expand independently within the tumor (Figure 1b) ...branched evolution has not ...
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Microbial evolution in extreme environments: microbial migration, genomic highways, and geochemical barriers in hydrothermal ecosystems
... of evolution of microbial communities, most notably in phototrophic communities bound to sun lit surface environments versus chemotrophs, whose utilization of geochemical energy sources appar- ently ...
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Microbial evolution in a simple unstructured environment: genetic differentiation in Escherichia coli.
... Although the K , e s timates for CV103 and CV116 are lower than the other two strains, they are at least one to two orders of mag- nitude greater than the residual ac[r] ...
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Microbial Evolution and the Rise of Oxygen: The Roles of Contingency and Context in Shaping the Biosphere through Time
... This allows us to consider primary productivity as a single flux. Additionally, (5) we ignore sulfide fluxes because any such input into the fluid Earth will be removed as pyrite as it reacts with ferrous iron in the ...
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Modelling Bacterial Dynamics in Food Products: Role of Environmental Noise and Interspecific Competition
... describe microbial evolution in food products as a function of environmental conditions, especially when models take into account bacterial interactions and ran- dom fluctuations of chemical and physical ...
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SYNTHESIS, CHARACTERIZATION, ANTI MICROBIAL AND ANTIOXIDANT ACTIVITY OF CHALCONES FROM 3 METHOXY ACETOPHENONE
... anti microbial evolution were performed by using Diffusion method by the calculation of Zone of inhibition against the test organisms, the compounds shows that compound B3 shows maximum activity than ...
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Mechanical interactions in bacterial colonies and the surfing probability of beneficial mutations
... to microbial evolution in microcolonies and biofilms is that of a range expansion [26] in which a population of microbes invades a new ...biological evolution in growing biofilms [36–38], use very ...
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Models of microbiome evolution incorporating host and microbial selection
... some microbial species but not others [12, 13] and the inability to utilize gut specific substrates can restrict the growth of some mi- crobes [14, ...more microbial taxa and host health and ...of ...
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Genome replication engineering assisted continuous evolution (GREACE) to improve microbial tolerance for biofuels production
... Accelerating microbial evolution by mutators with ele- vated mutation rates during genome replication have been reported previously ...that microbial survival and adaptation to different select- ive ...
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Non-Toxin-Producing Bacillus cereus Strains Belonging to the B. anthracis Clade Isolated from the International Space Station
... ongoing Microbial Observatory investigation of the International Space Station (ISS), 11 Bacillus strains (2 from the Kibo Japanese experimental mod- ule, 4 from the ...
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IMMOBILIZED MICROBIAL CELL SYSTEM FOR SUSTAINABLE & ECOFRIENDLY DYE REMOVAL & BIOELECTRICITY GENERATION FROM TEXTILE INDUSTRY EFFLUENT
... Functional microbial fuel cell generates 4.4V electricity in 28 hours with 12 liter treated effluent. The initial electricity generated is only 1.2V which is enhanced by addition of electron mediators like ...
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Microbial mats in the Turks and Caicos Islands reveal diversity and evolution of phototrophy in the Chloroflexota order Aggregatilineales
... [16]. Evolution- ary histories of vertical versus horizontal inheritance of metabolic genes were inferred by comparison of the top- ologies of organismal and metabolic protein phylogenies [9, 42, 47, ...
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Evolution of the Cytosolic Iron-Sulfur Cluster Assembly Machinery in Blastocystis Species and Other Microbial Eukaryotes
... On the origin and evolution of the CIA machinery. Our phy- logenetic analyses suggest that all of the eight known components of the CIA system originated before the diversification of extant eukaryotic lineages ...
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Review on Bioburden Studies on Medical Devices
... Microbial contamination may also arise from personnel. When standing still, a person will normally shed 1,00,000 particles per minute. Moving may increase this to more than one million particles per minute. These ...
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Evolution of humic acids during ex situ bioremediation on a pilot level – The added value of the microbial activity
... The aims of this study were to: 1) investigate the relationship between bio- remediation and humification processes and to determine quantitative and quali- tative changes of humic acids isolated during bioremediation of ...
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Design and Facile Synthesis of 6 [1,2,4] Triazolo [3,4-a] Phthalazine Derivatives as Anti V. Prabhakar 1* , K. Sudhakar Babu
... [1,2,4] Triazolo[3,4-a] Phthalazine Derivatives (8 a-j)with good yields. The newly synthesized -NMR, 13 C NMR and Mass spectral data. The anti-microbial activity of the novel compounds were screened by disc ...
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Molecular musings in microbial ecology and evolution
... In microbial ecology, a ‘ Phylogenetic Tree of Life ’ based on 16S rRNA genes inspired a taxonomic tool for the identification of microbes in order to infer physiologies from a gene sequence, rather than one for ...
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A snapshot on prokaryotic diversity of the Solimões River basin (Amazon, Brazil).
... Amazonian aquatic ecosystems are generally supersaturated in CO 2 , and most of this carbon comes from in situ (mostly microbial) respiration of organic carbon (Mayorga et al., 2005). Despite their important role ...
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Tweets About Tornado Warnings: A Spatiotemporal And Content Analysis
... difference in dsrA gene abundance was observed, suggesting that the community contains similar sulfate reduction potential across conditions. While genetic potential remained similar, significant increases in RNA:DNA ...
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