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Cyanobacteria in Medical News

EPA grant to UC engineering makes for a better environment

... baseline understanding of how toxins produced by cyanobacteria (blue-green algae) can be changed by exposure to ... agents. He explains that the toxins produced by cyanobacteria include hepatotoxins, neurotoxins and ... One objective of the program is to monitor for cyanobacteria in the Great Lakes, in the St. Johns River in ...

Researchers sharpen search for new marine medicines with novel techniques

... for potential new drug products. Sea hares, for example, eat cyanobacteria (blue-green algae) and we know for a fact that they assimilate their ... Diego team pinpointed clusters of known and unknown molecules from marine cyanobacteria and within a cross-section of a sponge, some of which have promising ...

New research provides dynamic visualization of simplest circadian clock

... blue-green algae. The essential components of the circadian oscillator in cyanobacteria are the three clock proteins KaiA, KaiB and KaiC, all of which are ... implicated the phosphorylation cycle of KaiC as the central pacemaker in cyanobacteria and has demonstrated that the Kai proteins are repeatedly assembled and ...

UCSD research team identifies novel anticancer drug from the sea

... tumors without toxic side effects. The ScA compound was found in the cyanobacteria L. Majuscula, also known as mermaids hair, gathered off the coast of Fiji ... impact on tumor cell proliferation. The compound isnt toxic to the cyanobacteria itself, but activates a death pathway, present in our cells, said Stupack. ...

Microbes as climate engineers

... out of the atmosphere using microbes on land and in the sea. Methane-eating bacteria can be used to catch methane that is released from landfill, cyanobacteria could provide hydrogen fuel, and plankton have already become a feedstock for some biofuels. Microbes will continue as climate engineers long ...
Cyanobacteria in Biological News

Mysterious microbe may play important role in ocean ecology

... inhibits nitrogen fixation, most nitrogen-fixing cyanobacteria only fix nitrogen at night, or do it in ... to obtain a mostly pure sample of these unique cyanobacteria using a flow cytometer--a device that rapidly ... harvested DNA from the concentrated sample of cyanobacteria and sequenced it using the Genome Sequencer FLX ...

Future for clean energy lies in 'big bang' of evolution

... reaction of photosynthesis that evolved in cyanobacteria 3.7 billion years ago, which for the first time ... of tweaking the photosynthetic reactions of cyanobacteria to produce fuels we want such as hydrogen, ... aimed at genetically engineering real plants and cyanobacteria to yield the products we want, and the other to ...

Researchers find cancer-inhibiting compound under the sea

... UF-patented compound, largazole, is derived from cyanobacteria that grow on coral reefs. Researchers, who ... Luesch and his team of researchers have screened cyanobacteria provided by collaborator Valerie Paul, Ph.D., ... natural products from Atlantic and Pacific cyanobacteria in the pipeline. "We have only scratched the ...

Forest canopies help determine natural fertilization rates

... most new nitrogen enters the forest through cyanobacteria living on the shoots of feather mosses, which ... high concentrations of bioavailable nitrogen, the cyanobacteria will consume this resident nitrogen rather than ... which to study nitrogen feedback mechanisms. The cyanobacteria reside on the leaves, thus the nitrogen status of ...

New source for biofuels discovered

... can be scaled up. Along with cellulose, the cyanobacteria developed by Professor R. Malcolm Brown Jr. and ... Genetics. Brown and Nobles say their cyanobacteria can be grown in production facilities on ... crops. Other key findings include: The new cyanobacteria use sunlight as an energy source to produce and ...

Harmful algae taking advantage of global warming

... spot or livestock watering hole. Its probably cyanobacteria blue-green algae and, according to a paper in ... now, other algae and aquatic organisms die off, cyanobacteria thrive, waiting to explode Warmer weather has ... created longer growing seasons, and its enabled cyanobacteria to grow in northern waters previously too cold ...

New twist on life's power source

... a form of photosynthetic bacteria called cyanobacteria (formerly blue-green algae). These single-celled ... water-to-water cycle is critical since marine cyanobacteria are constantly using energy to acquire the meager ... encoding PTOX appears to be widespread in marine cyanobacteria will add depth and a mechanistic foundation for ...

Project focuses on production of hydrogen from bacteria and sunlight

... What makes the process work is finely tuned cyanobacteria to carry out the reaction. Vermaas, a member ... suggest that in a variety of natural habitats cyanobacteria can produce hydrogen, which means that unless ... hydrogenase is aligned with other enzymes in the cyanobacteria are critical to getting the system to work ...

Bioclocks work by controlling chromosome coiling

... student Ximing Qin, performed the study with cyanobacteria (blue-green algae), the simplest organism known to possess a biological clock. The chromosomes in cyanobacteria are organized in circular molecules of DNA. In ... on small, non-essential pieces of DNA in the cyanobacteria called plasmids that occur naturally in the ...

Phytoplankton cell membranes challenge fundamentals of biochemistry

... in the Sargasso Sea. In particular, small photosynthetic bacteria called cyanobacteria flourish in a place where nutrients like phosphorus are in as short supply ... and no nitrogen. Totally no nutrients at all." Van Mooy found that cyanobacteria aren't the only class of plankton building phosphate-free cell membrane ...

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Cyanobacteria in Biological Technology

Synthetic Genomics Inc. and ExxonMobil Research and Engineering Company Sign Exclusive, Multi-Year Agreement to Develop Next Generation Biofuels Using Photosynthetic Algae

... energy producers in methods and scale not previously explored." Photosynthetic algae, which include microalgae (single celled algae) and cyanobacteria (most commonly known as blue-green algae) are organisms that are very efficient at utilizing the energy from sunlight to convert carbon dioxide into ...

New drugs faster from natural compounds: A UC San Diego breakthrough

... for sequencing nonribosomal peptides (at not cost to researchers) are available at: bix.ucsd.edu/nrp "This new study has shown that marine cyanobacteria are incredible sources of new molecules that may have medical value, especially in cancer, infectious diseases and neurological disorders," said ...
Cyanobacteria in Biological Definition

Alga

... all appear to have acquired photosynthesis from cyanobacteria . All algae lack true leaves , roots , ... Prokaryotic algae Traditionally the cyanobacteria have been included among the algae, referred to ... treatises on algae specifically exclude them. cyanobacteria is one of the first groups of living things to ...

Bacterium

... Chloroflexi Chrysiogenetes cyanobacteria Deferribacteres Deinococcus-Thermus ... Schizomycetes), except for the photosynthetic cyanobacteria , which were considered a group of algae ... species. The photolithoautotrophs include the cyanobacteria , which are some of the oldest organisms known ...

Bacterium

... Chloroflexi Chrysiogenetes cyanobacteria Deferribacteres Deinococcus-Thermus ... Schizomycetes), except for the photosynthetic cyanobacteria , which were considered a group of algae ... species. The photolithoautotrophs include the cyanobacteria , which are some of the oldest organisms known ...

Lichen

... the association of microscopic green algae or cyanobacteria and filamentous fungi . Lichens take the ... a protective outer layer called the cortex . cyanobacteria may be held in small eruptions of or under the ... pulchella gelatinous lichens, in which the cyanobacteria produce a polysaccharide that absorbs and ...

Alga

... all appear to have acquired photosynthesis from cyanobacteria . All algae lack true leaves , roots , ... Prokaryotic algae Traditionally the cyanobacteria have been included among the algae, referred to ... treatises on algae specifically exclude them. cyanobacteria is one of the first groups of living things to ...

Endosymbiotic theory

... to the rickettsias), and that the chloroplast evolved from endosymbiotic cyanobacteria (autotrophic prokaryotes). The evidence for this theory is compelling as ... of thylakoids and particular chlorophylls , is very similar to that of cyanobacteria . Phylogenies built with bacteria, chloroplasts, and eukaryotic genomes ...

Eukaryote

... these have their own DNA and developed from endosymbiotes, in this case cyanobacteria . They usually take the form of chloroplasts , which like cyanobacteria contain chlorophyll and produce energy through photosynthesis . Others ...

Photosynthesis

... Instead, photosynthesis takes place directly within the cell. The cyanobacteria contain chlorophyll and oxygen, in the same way that chloroplasts do - in ... Neil in the 1930s, who studied photosynthetic bacteria. Aside from the cyanobacteria , they use reducing agents such as sulfide or hydrogen , so no oxygen ...

Photosynthesis

... Instead, photosynthesis takes place directly within the cell. The cyanobacteria contain chlorophyll and oxygen, in the same way that chloroplasts do - in ... Neil in the 1930s, who studied photosynthetic bacteria. Aside from the cyanobacteria , they use reducing agents such as sulfide or hydrogen , so no oxygen ...

Primary nutritional groups

... Examples All sort of combinations may exist in nature. For example a cyanobacteria is photolithotrophic , and fungi are chemo-organo-heterotrophic . ... diversity of nutritional categories. For example, purple S bacteria, or cyanobacteria are photolithoautotrophic, purple non-sulfur bacteria are ...

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Cyanobacteria in Biological Dictionary

Oscillatoria

... Oscillatoria is a genus of filamentous cyanobacteria which is named for the oscillation in its ... during in situ incubations. ... Antarctic cyanobacteria - taxa and samples from the Dry ... Oscillatoria ... between 7-9.5 µm in width. ... Antarctic cyanobacteria - taxa and samples from the Dry Valleys, ...

Nostoc

... Nostoc is a genus of fresh water cyanobacteria that forms spherical colonies composed of ... ... Nostoc verrucosum is a species of cyanobacteria usually found in colonies and in globose racks. ... ... Nostoc A genus of filamentous cyanobacteria (section IV) ... Nostoc ... Encyclopedia ...

Cyanobacteria

... cyanobacteria , also known as blue-green algae, blue-green ... energy through photosynthesis. The name " cyanobacteria " comes from the color of the bacteria = ... groups of bacteria on earth. Though cyanobacteria do not have a great diversity of form, and ...

Insertion sequences

... sequence ... Insertion Sequences show diverse recent activities in cyanobacteria and Archaea ... Mahillon J, Chandler M: Insertion sequences . ... ...... ... Insertion Sequences show diverse recent activities in cyanobacteria and Archaea. ... Distribution of recently active Insertion Sequence ...

Symbiogenesis

... with Konstantin Mereschkowsky in his 1926 book Symbiogenesis and the Origin of Species, which proposed that chloroplasts originate from cyanobacteria captured by a protozoan. Today both chloroplasts and mitochondria are believed to have such an ... Symbiogenesis Symbiogenesis is ...

Monocistronic

... In contrast to the monocistronic clpPI gene, clpPII and clpPIII are part of two ... Including the monocistronic clpC, clpBI and clpBII genes, cyanobacteria appear ... In prokaryotes, transcription and translation of a single gene can occur simultaneously. ... We all know that eukaryotic ...

Monera

... facts, and pictures about Monera at Encyclopedia.com. ... Monera taxonomic kingdom that comprises the prokaryotes ( bacteria and cyanobacteria ) ... Monera are bacteria and other mostly tiny, single-celled organisms whose genetic ... of the kingdom Monera (or for that matter, ...

Microbial mats

... springs of Yellowstone National Park. ... their intense physiological activity, microbial mats , are ideal study objects in ... ecology of cyanobacteria in microbial mats and other communities, New ... Purple Microbial Mats . A 'finger' collected on September 3 from the Middle ... ...

Heterocyst

... heterocyst differentiation while having no effect on macromolecular synthesis. ... Research in S203-S205. Mechanism of heterocyst spacing in cyanobacteria ... 2. Resolution of contiguous differentiating cells into a single heterocyst ... Research in S203-S205. Mechanism of heterocyst spacing ...

Calcareous algae

... . Hydrogenase. Jet Propellant-8 (JP-8) Lipids ... A list of edited books by Robert Riding ... Calcareous algae . ... Cambrian calcareous cyanobacteria and algae . ... ... a variety of shapes and calcareous forms of green algae (especially Halimeda spp. ... Calcareous red algae play an ...

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