Search Results - "Zubkov, Mikhail"

Accumulation of ambient phosphate into the periplasm of marine bacteria is proton motive force dependent by Kamennaya, Nina A., Geraki, Kalotina, Scanlan, David J., Zubkov, Mikhail V.

“…ABSTRACT Bacteria acquire phosphate (P i ) by maintaining a periplasmic concentration below environmental levels. We recently described an extracellular P i…”
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Faster growth of the major prokaryotic versus eukaryotic CO2 fixers in the oligotrophic ocean by Zubkov, Mikhail V.

“…Because maintenance of non-scalable cellular components—membranes and chromosomes—requires an increasing fraction of energy as cell size decreases,…”
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Significant CO2 fixation by small prymnesiophytes in the subtropical and tropical northeast Atlantic Ocean by Jardillier, Ludwig, Zubkov, Mikhail V, Pearman, John, Scanlan, David J

“…Global estimates indicate the oceans are responsible for approximately half of the carbon dioxide fixed on Earth. Organisms ⩽5 μm in size dominate open ocean…”
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Analogies between the Black Hole Interior and the Type II Weyl Semimetals by Zubkov, Mikhail

“…In the Painleve–Gullstrand (PG) reference frame, the description of elementary particles in the background of a black hole (BH) is similar to the description…”
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High bacterivory by the smallest phytoplankton in the North Atlantic Ocean by Zubkov, Mikhail V, Tarran, Glen A

“…Planktonic algae <5  m in size are major fixers of inorganic carbon in the ocean. They dominate phytoplankton biomass in post-bloom, stratified oceanic…”
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Using the Thiyl Radical for Aliphatic Hydrogen‐Atom Transfer: Thiolation of Unactivated C−H Bonds by Panferova, Liubov I., Zubkov, Mikhail O., Kokorekin, Vladimir A., Levin, Vitalij V., Dilman, Alexander D.

“…A metal‐ and catalyst‐free thiyl‐radical‐mediated activation of alkanes is described. Tetrafluoropyridinyl disulfide is used to perform thiolation of the C−H…”
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Photocatalyzed Decarboxylative Thiolation of Carboxylic Acids Enabled by Fluorinated Disulfide by Zubkov, Mikhail O, Kosobokov, Mikhail D, Levin, Vitalij V, Dilman, Alexander D

“…Thiolation of carboxylic acids using a disulfide reagent having tetrafluoropyridinyl groups is described. The light-mediated process is performed using an…”
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A novel photoredox-active group for the generation of fluorinated radicals from difluorostyrenes by Zubkov, Mikhail O, Kosobokov, Mikhail D, Levin, Vitalij V, Kokorekin, Vladimir A, Korlyukov, Alexander A, Hu, Jinbo, Dilman, Alexander D

“…A 4-tetrafluoropyridinylthio group was suggested as a new photoredox-active moiety. The group can be directly installed on difluorostyrenes in a single step by…”
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"Pomacytosis"-Semi-extracellular phagocytosis of cyanobacteria by the smallest marine algae by Kamennaya, Nina A, Kennaway, Gabrielle, Fuchs, Bernhard M, Zubkov, Mikhail V

“…The smallest algae, less than 3 μm in diameter, are the most abundant eukaryotes of the World Ocean. Their feeding on planktonic bacteria of similar size is…”
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Reconciliation of the carbon budget in the ocean’s twilight zone by Giering, Sarah L. C., Sanders, Richard, Lampitt, Richard S., Anderson, Thomas R., Tamburini, Christian, Boutrif, Mehdi, Zubkov, Mikhail V., Marsay, Chris M., Henson, Stephanie A., Saw, Kevin, Cook, Kathryn, Mayor, Daniel J.

“…The discrepancy between the components of the oceanic carbon budget — export of carbon from the surface and its conversion into carbon dioxide by water-column…”
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Mixotrophic basis of Atlantic oligotrophic ecosystems by Hartmann, Manuela, Grob, Carolina, Tarran, Glen A, Martin, Adrian P, Burkill, Peter H, Scanlan, David J, Zubkov, Mikhail V

“…Oligotrophic subtropical gyres are the largest oceanic ecosystems, covering >40% of the Earth's surface. Unicellular cyanobacteria and the smallest algae…”
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Notable predominant morphology of the smallest most abundant protozoa of the open ocean revealed by electron microscopy by Kamennaya, Nina A, Kennaway, Gabrielle, Sleigh, Michael A, Zubkov, Mikhail V

“…Abstract In the microbe-driven ecosystems of the open ocean, the small heterotrophic flagellates (sHF) are the chief microbial predators and recyclers of…”
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Single-cell imaging of phosphorus uptake shows that key harmful algae rely on different phosphorus sources for growth by Schoffelen, Niels J., Mohr, Wiebke, Ferdelman, Timothy G., Littmann, Sten, Duerschlag, Julia, Zubkov, Mikhail V., Ploug, Helle, Kuypers, Marcel M. M.

“…Single-cell measurements of biochemical processes have advanced our understanding of cellular physiology in individual microbes and microbial populations. Due…”
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Fluoroalkyl sulfides as photoredox-active coupling reagents for alkene difunctionalization by Kosobokov, Mikhail D, Zubkov, Mikhail O, Levin, Vitalij V, Kokorekin, Vladimir A, Dilman, Alexander D

“…A visible-light-promoted fluoroalkylation-thiolation of alkenes is described. A 4-tetrafluoropyridinylthio fragment serves as a photoredox-active group in the…”
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Light-Promoted Dearylation of Perfluorinated Aryl Sulfides with N‑Heterocyclic Carbene–Borane by Panferova, Liubov I., Zubkov, Mikhail O., Kosobokov, Mikhail D., Dilman, Alexander D.

“…The removal of the tetrafluoropyridinyl group tethered to a sulfur atom using a complex of N-heterocyclic carbene (NHC) with borane is described. The reaction…”
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Direct conversion of carboxylic acids to free thiols via radical relay acridine photocatalysis enabled by N-O bond cleavage by Lipilin, Dmitry L, Zubkov, Mikhail O, Kosobokov, Mikhail D, Dilman, Alexander D

“…Carboxylic acids and thiols are basic chemical compounds with diverse utility and widespread reactivity. However, the direct conversion of unprotected acids to…”
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Precise Wigner–Weyl Calculus for the Honeycomb Lattice by Chobanyan, Raphael, Zubkov, Mikhail A

“…In this paper, we propose a precise Wigner–Weyl calculus for the models defined on the honeycomb lattice. We construct two symbols of operators: the B symbol,…”
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Latitudinal distribution of prokaryotic picoplankton populations in the Atlantic Ocean by Schattenhofer, Martha, Fuchs, Bernhard M, Amann, Rudolf, Zubkov, Mikhail V, Tarran, Glen A, Pernthaler, Jakob

“…Members of the prokaryotic picoplankton are the main drivers of the biogeochemical cycles over large areas of the world's oceans. In order to ascertain changes…”
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Impact of ferromanganese ore pollution on phytoplankton CO2 fixation in the surface ocean by Dabrowska, Alicja, Kamennaya, Nina A., Murton, Bramley J., Zubkov, Mikhail V.

“…Because ferromanganese polymetallic crusts can become a global resource of valuable elements the ecological impact of seafloor crust mining requires…”
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Sulfones Bearing Perfluorinated Pyridine Group: Synthesis and Photocatalytic Reaction with α‐(Trifluoromethyl)styrenes by Savchenko, Artem G., Zubkov, Mikhail O., Kokorekin, Vladimir A., Hu, Jinbo, Dilman, Alexander D.

“…A photocatalytic protocol for the reductive coupling of tetrafluoropyridyl‐substituted sulfones with α‐(trifluoromethyl)styrenes in the presence of zinc and…”
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