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Lehwald-Tywuschik, Nadja,Steinfurth, Fabian,Kropil, Feride,Krieg, Andreas,Sarikaya, Hulya,Knoefel, Wolfram Trudo,Kruger, Martin,Benhidjeb, Tahar,Beshay, Morris,Esch, Jan Schulte am The Korean Gastric Cancer Association 2019 Journal of gastric cancer Vol.19 No.4
Surgical therapy for adenocarcinoma of the esophagogastric junction II requires distal esophagectomy, in which a transhiatal management of the lower esophagus is critical. The 'dorsal track control' (DTC) maneuver presented here facilitates the atraumatic handling of the distal esophagus, in preparation for a circular-stapled esophagojejunostomy. It is based on a ventral semicircular incision in the distal esophagus, with an intact dorsal wall for traction control of the esophagus. The maneuver facilitates the proper placement of the purse-string suture, up to its tying (around the anvil), thus minimizing the manipulation of the remaining esophagus. Furthermore, the dorsally-exposed inner wall surface of the ventrally-opened esophagus serves as a guiding chute that eases anvil insertion into the esophageal lumen. We performed this novel technique in 21 cases, enabling a safe anastomosis up to 10 cm proximal to the Z-line. No anastomotic insufficiency was observed. The DTC technique improves high transhiatal esophagojejunostomy.
Lé,tourneau, Sven,van Leeuwen, Ester M. M.,Krieg, Carsten,Martin, Chris,Pantaleo, Giuseppe,Sprent, Jonathan,Surh, Charles D.,Boyman, Onur Proceedings of the National Academy of Sciences 2010 PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF Vol.107 No.5
<P>IL-2 is crucial to T cell homeostasis, especially of CD4<SUP>+</SUP> T regulatory cells and memory CD8<SUP>+</SUP> cells, as evidenced by vigorous proliferation of these cells in vivo following injections of superagonist IL-2/anti-IL-2 antibody complexes. The mechanism of IL-2/anti-IL-2 antibody complexes is unknown owing to a lack of understanding of IL-2 homeostasis. We show that IL-2 receptor α (CD25) plays a crucial role in IL-2 homeostasis. Thus, prolongation of IL-2 half-life and blocking of CD25 using antibodies or CD25-deficient mice led in combination, but not alone, to vigorous IL-2-mediated T cell proliferation, similar to IL-2/anti-IL-2 antibody complexes. These data suggest an unpredicted role for CD25 in IL-2 homeostasis.</P>
Jan Schulte am Esch,Nadja Lehwald-Tywuschik,Fabian Steinfurth,Feride Kröpil,Andreas Krieg,Hülya Sarikaya,Wolfram Trudo Knoefel,Martin Krüger,Tahar Benhidjeb,Morris Beshay 대한위암학회 2019 Journal of gastric cancer Vol.19 No.4
Surgical therapy for adenocarcinoma of the esophagogastric junction II requires distal esophagectomy, in which a transhiatal management of the lower esophagus is critical. The ‘dorsal track control’ (DTC) maneuver presented here facilitates the atraumatic handling of the distal esophagus, in preparation for a circular-stapled esophagojejunostomy. It is based on a ventral semicircular incision in the distal esophagus, with an intact dorsal wall for traction control of the esophagus. The maneuver facilitates the proper placement of the purse-string suture, up to its tying (around the anvil), thus minimizing the manipulation of the remaining esophagus. Furthermore, the dorsally-exposed inner wall surface of the ventrally-opened esophagus serves as a guiding chute that eases anvil insertion into the esophageal lumen. We performed this novel technique in 21 cases, enabling a safe anastomosis up to 10 cm proximal to the Z-line. No anastomotic insufficiency was observed. The DTC technique improves high transhiatal esophagojejunostomy.
Yu, Hak Ki,Balasubramanian, Kannan,Kim, Kisoo,Lee, Jong-Lam,Maiti, Manisankar,Ropers, Claus,Krieg, Janina,Kern, Klaus,Wodtke, Alec M. American Chemical Society 2014 ACS NANO Vol.8 No.8
<P>We present a simple approach to improving the quality of CVD grown graphene, exploiting a Cu(111) foil catalyst. The catalyst is epitaxially grown by evaporation on a single crystal sapphire substrate, thickened by electroplating, and peeled off. The exposed surface is atomically flat, easily reduced, and exclusively of (111) orientation. Graphene grown on this catalyst under atmospheric CVD conditions and without wet chemical prereduction produces single crystal domain sizes of several hundred micrometers in samples that are many centimeters in size. The graphene produced in this way can easily be transferred to other substrates using well-established techniques. We report mobilities extracted using field-effect (as high as 29 000 cm<SUP>2</SUP> V<SUP>–1</SUP> s<SUP>–1</SUP>) and Hall bar measurement (up to 10 100 cm<SUP>2</SUP> V<SUP>–1</SUP> s<SUP>–1</SUP>).</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/ancac3/2014/ancac3.2014.8.issue-8/nn503476j/production/images/medium/nn-2014-03476j_0007.gif'></P><P><A href='http://pubs.acs.org/doi/suppl/10.1021/nn503476j'>ACS Electronic Supporting Info</A></P>