Fundamental Antibiotic Concepts
... o Mechanism of Action (MOA): Inhibits bacterial cell wall synthesis by binding to penicillin-binding proteins (PBPs) o Antimicrobial spectrum: Streptococcus species and oral cavity anaerobes o Take without food Penicillinase-resistant penicillin: Methicillin, nafcillin, oxacillin, dicloxacillin o ...
... o Mechanism of Action (MOA): Inhibits bacterial cell wall synthesis by binding to penicillin-binding proteins (PBPs) o Antimicrobial spectrum: Streptococcus species and oral cavity anaerobes o Take without food Penicillinase-resistant penicillin: Methicillin, nafcillin, oxacillin, dicloxacillin o ...
The evolution of the marine phosphate reservoir
... in dissolved silica from modern concentrations (that is, from ,0.1 to 0.67 mM) would cause an 85.6% decrease in the amount of phosphate sorbed to ferric oxides (Supplementary Fig 1). This decrease is virtually identical to the magnitude of the observed increase in P/Fe ratios occurring subsequent to ...
... in dissolved silica from modern concentrations (that is, from ,0.1 to 0.67 mM) would cause an 85.6% decrease in the amount of phosphate sorbed to ferric oxides (Supplementary Fig 1). This decrease is virtually identical to the magnitude of the observed increase in P/Fe ratios occurring subsequent to ...
ppt
... - chemolithotrophs: use inorganics (H2S, etc.) as electron donors for electron transport chains and use energy to fix carbon dioxide. Only done by bacteria. - photoheterotrophs: use light as source of energy, but harvest organics from environment. Only done by bacteria. - photoautotrophs: use light ...
... - chemolithotrophs: use inorganics (H2S, etc.) as electron donors for electron transport chains and use energy to fix carbon dioxide. Only done by bacteria. - photoheterotrophs: use light as source of energy, but harvest organics from environment. Only done by bacteria. - photoautotrophs: use light ...
Marine Technology – Research and Transfer - Max-Planck
... The available technologies are used in coastal and deep-sea environments. Special technology transfer workshops and information events are organized to enhance networking of diverse marine and maritime stakeholders from business sectors, government agencies, and research fields, and to instigate nov ...
... The available technologies are used in coastal and deep-sea environments. Special technology transfer workshops and information events are organized to enhance networking of diverse marine and maritime stakeholders from business sectors, government agencies, and research fields, and to instigate nov ...
57 Respiratory Infection
... A diagnosis of meningitis usually is based on the microbiologic findings in the CSF, chemical determination of the total protein and glucose present in the fluid, and its cellular content. Because the total specimen frequently is only 1 to 2 ml., the sample must suffice for the haematology, chemistr ...
... A diagnosis of meningitis usually is based on the microbiologic findings in the CSF, chemical determination of the total protein and glucose present in the fluid, and its cellular content. Because the total specimen frequently is only 1 to 2 ml., the sample must suffice for the haematology, chemistr ...
O A RIGINAL RTICLE
... including 55 and 75 mg/ml. Hydromethanolic extract showed activities against only Klebsiella pneumonia, Pseudomonas aeroginosa and Staphylococcus aureus, with concentration between 62 and 75 mg/ml respectivelly. Ethanolic extracts of the same species have been mentioned in the littérature for their ...
... including 55 and 75 mg/ml. Hydromethanolic extract showed activities against only Klebsiella pneumonia, Pseudomonas aeroginosa and Staphylococcus aureus, with concentration between 62 and 75 mg/ml respectivelly. Ethanolic extracts of the same species have been mentioned in the littérature for their ...
Ports – challenges for the Great Barrier Reef
... (Sea Dumping) Act 1981 (Sea Dumping Act). For loading or dumping and artificial reef placements within the Marine Park, the Great Barrier Reef Marine Park Authority (GBRMPA) assesses and grants or refuses sea dumping permits under the Sea Dumping Act, even if other activities associated with dumping ...
... (Sea Dumping) Act 1981 (Sea Dumping Act). For loading or dumping and artificial reef placements within the Marine Park, the Great Barrier Reef Marine Park Authority (GBRMPA) assesses and grants or refuses sea dumping permits under the Sea Dumping Act, even if other activities associated with dumping ...
The role of sustained observations in tracking impacts of
... Thus, timeseries are the primary resource enabling tracking of the status and functioning of ecosystems while defining targets for environmental stewardship and ensuring sustainable use of natural resources. A rich history of sustained observations of marine biota stretching back to the 1800s exists ...
... Thus, timeseries are the primary resource enabling tracking of the status and functioning of ecosystems while defining targets for environmental stewardship and ensuring sustainable use of natural resources. A rich history of sustained observations of marine biota stretching back to the 1800s exists ...
Clinical microbiology
... A diagnosis of meningitis usually is based on the microbiologic findings in the CSF, chemical determination of the total protein and glucose present in the fluid, and its cellular content. Because the total specimen frequently is only 1 to 2 ml., the sample must suffice for the haematology, chemistr ...
... A diagnosis of meningitis usually is based on the microbiologic findings in the CSF, chemical determination of the total protein and glucose present in the fluid, and its cellular content. Because the total specimen frequently is only 1 to 2 ml., the sample must suffice for the haematology, chemistr ...
Institute for Microbiology, Medical Faculty of Masaryk
... As common as salmonella (or even more); invades jejunal epithelium; reservoir: poultry Cultured on a special medium, in an atmosphere of reduced oxygen, at 42 °C Shigella sonnei, S.flexneri, S.boydii, S.dysenteriae Very low infectious dose → epidemic outbreaks, it is transmitted only among human bei ...
... As common as salmonella (or even more); invades jejunal epithelium; reservoir: poultry Cultured on a special medium, in an atmosphere of reduced oxygen, at 42 °C Shigella sonnei, S.flexneri, S.boydii, S.dysenteriae Very low infectious dose → epidemic outbreaks, it is transmitted only among human bei ...
Bacteria
... provided new tools for classifying microorganisms Recombinant DNA: DNA made from two different sources In the 1960s, Paul Berg inserted animal DNA into bacterial DNA, and the bacteria produced an animal protein ...
... provided new tools for classifying microorganisms Recombinant DNA: DNA made from two different sources In the 1960s, Paul Berg inserted animal DNA into bacterial DNA, and the bacteria produced an animal protein ...
Phytoplanktons in Different Silicate Solutions
... phosphates they could grow better after repeated subcultures probably with the help of a trace amount of carry-over carbon during inoculation procedures. ...
... phosphates they could grow better after repeated subcultures probably with the help of a trace amount of carry-over carbon during inoculation procedures. ...
Salinity (Marine) - Canadian Environmental Quality Guidelines
... can have biological implications. A relationship appears to exist, in some cases, between adverse effects on marine and estuarine organisms and the length of exposure to extreme salinities (Voyer and Modica 1990; Voyer and McGovern 1991). Saline water is a composite of many different solutes and, as ...
... can have biological implications. A relationship appears to exist, in some cases, between adverse effects on marine and estuarine organisms and the length of exposure to extreme salinities (Voyer and Modica 1990; Voyer and McGovern 1991). Saline water is a composite of many different solutes and, as ...
shigella -study material-2012
... tropical and sub-tropical countries including India. The Sonnei infection is more frequently seen in children. The incubation period of the disease is usually less than 48 hours but varies between 1 to 7 days and infection occurs by ingestion of contaminated food. The food or drink is contaminated b ...
... tropical and sub-tropical countries including India. The Sonnei infection is more frequently seen in children. The incubation period of the disease is usually less than 48 hours but varies between 1 to 7 days and infection occurs by ingestion of contaminated food. The food or drink is contaminated b ...
Environmental conditions for fungal growth In common with all
... down to 4°C or lower, whilst psychrotrophic fungi would be those that can grow at low temperatures but also above 20°C. There are many environments that could suit these organisms, including the polar and ...
... down to 4°C or lower, whilst psychrotrophic fungi would be those that can grow at low temperatures but also above 20°C. There are many environments that could suit these organisms, including the polar and ...
Allies and Enemies: How the World Depends on Bacteria
... or ribonucleic acid (RNA). RNA carries information inside cells just as DNA carries genes. RNA interprets the code in DNA’s genes and uses this information to assemble cellular components. RNA would be a likely candidate for originating viruses because its structure is simpler than DNA’s; DNA contai ...
... or ribonucleic acid (RNA). RNA carries information inside cells just as DNA carries genes. RNA interprets the code in DNA’s genes and uses this information to assemble cellular components. RNA would be a likely candidate for originating viruses because its structure is simpler than DNA’s; DNA contai ...
Marine Mammal Sightings in the Caribbean Sea and
... Atlantic Ocean surveyed. Other conditions, such as absence of bird and flying fish sightings, and paucity of fishing boats, suggested low productivity in this area, as indicated by Margalef (1971). In the Caribbean Sea, while there were frequent bird and flying fish encounters, the seas were rarely ...
... Atlantic Ocean surveyed. Other conditions, such as absence of bird and flying fish sightings, and paucity of fishing boats, suggested low productivity in this area, as indicated by Margalef (1971). In the Caribbean Sea, while there were frequent bird and flying fish encounters, the seas were rarely ...
Biological Formation of Organic Substances from Particulate
... acids from plant material in soils and sediments is most likely the reaction of superoxide and/or its related reactive oxygen species (ROS: H2O2 or HO●) with sugars, starch, proteins, lignin, cellulose and other carbon compounds of plant or animal origin. A similar process is susceptible to form var ...
... acids from plant material in soils and sediments is most likely the reaction of superoxide and/or its related reactive oxygen species (ROS: H2O2 or HO●) with sugars, starch, proteins, lignin, cellulose and other carbon compounds of plant or animal origin. A similar process is susceptible to form var ...
1,2: Going to talk about anaerobic bacteria
... required, not just in temperature but also in atmospheric conditions. 4. They live in certain places and they live there because of certain conditions. You have to have reduced or no oxygen. The pH and oxidation-reduction potential are also important. The basis of either being able to grow in oxygen ...
... required, not just in temperature but also in atmospheric conditions. 4. They live in certain places and they live there because of certain conditions. You have to have reduced or no oxygen. The pH and oxidation-reduction potential are also important. The basis of either being able to grow in oxygen ...
PPT only - Science Prof Online
... System of internal membranes within eukaryotic cells that divide the cell into compartments, or organelles. Transport system, for moving molecules, into, out of, and through interior of cell, as well as interactive surfaces for lipid and protein synthesis. Membranes of the endomembrane system are m ...
... System of internal membranes within eukaryotic cells that divide the cell into compartments, or organelles. Transport system, for moving molecules, into, out of, and through interior of cell, as well as interactive surfaces for lipid and protein synthesis. Membranes of the endomembrane system are m ...
A new dawn for marine biotechnology in Europe
... by the seas and oceans. Consider the well-established but thoughtprovoking facts. Because all life originated in the sea, the diversity at higher taxonomic levels is much greater at sea than on land. There are fourteen endemic (unique) marine phyla compared with just one endemic terrestrial phylum. ...
... by the seas and oceans. Consider the well-established but thoughtprovoking facts. Because all life originated in the sea, the diversity at higher taxonomic levels is much greater at sea than on land. There are fourteen endemic (unique) marine phyla compared with just one endemic terrestrial phylum. ...
Ghostnet impacts on globally threatened turtles, a spatial risk
... the Gulf region, and Australia has 6 of the 7 threatened marine turtle species, including large portions of the remaining global populations for several species (Limpus & Fien 2009; Biddle & Limpus 2011). Mapping predicted encounters, we found that risk is high not only where entangled turtles have ...
... the Gulf region, and Australia has 6 of the 7 threatened marine turtle species, including large portions of the remaining global populations for several species (Limpus & Fien 2009; Biddle & Limpus 2011). Mapping predicted encounters, we found that risk is high not only where entangled turtles have ...
Abstracts
... of marine algae such as seaweed, ocean thermal energy conversion (OTEC), wind and wave energy. There are also various geoengineering methods proposed to address climate change, such as sunlight reflection methods (SRM) and carbon dioxide removal (CDR) techniques. Ocean fertilization with iron ore ...
... of marine algae such as seaweed, ocean thermal energy conversion (OTEC), wind and wave energy. There are also various geoengineering methods proposed to address climate change, such as sunlight reflection methods (SRM) and carbon dioxide removal (CDR) techniques. Ocean fertilization with iron ore ...
Protecting Ocean Life on the High Seas
... The high seas, or ocean areas beyond national jurisdiction, fall outside countries’ exclusive economic zones and cover nearly two-thirds (64 percent) of the ocean’s surface. That amounts to 43 percent of the Earth’s surface. These seas comprise 80 percent of the world’s living space. These areas are ...
... The high seas, or ocean areas beyond national jurisdiction, fall outside countries’ exclusive economic zones and cover nearly two-thirds (64 percent) of the ocean’s surface. That amounts to 43 percent of the Earth’s surface. These seas comprise 80 percent of the world’s living space. These areas are ...