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Consortium of Swiss Academic Libraries

Role of connexins and pannexins in cardiovascular physiology

Meens, Merlijn ; Kwak, Brenda ; Duffy, Heather

In: Cellular and Molecular Life Sciences, 2015, vol. 72, no. 15, p. 2779-2792

Consortium of Swiss Academic Libraries

The lung communication network

Losa, Davide ; Chanson, Marc

In: Cellular and Molecular Life Sciences, 2015, vol. 72, no. 15, p. 2793-2808

Université de Fribourg

Hypoxia pathway proteins are master regulators of erythropoiesis

Watts, Deepika ; Gaete, Diana ; Rodriguez, Diego ; Hoogewijs, David ; Rauner, Martina ; Sormendi, Sundary ; Wielockx, Ben

In: International Journal of Molecular Sciences, 2020, vol. 21, no. 21, p. 8131

Erythropoiesis is a complex process driving the production of red blood cells. During homeostasis, adult erythropoiesis takes place in the bone marrow and is tightly controlled by erythropoietin (EPO), a central hormone mainly produced in renal EPO- producing cells. The expression of EPO is strictly regulated by local changes in oxygen partial pressure (pO2) as under-deprived oxygen (hypoxia);...

Université de Fribourg

Ex vivo analysis of kidney graft viability using 31p magnetic resonance imaging spectroscopy

Longchamp, Alban ; Klauser, Antoine ; Songeon, Julien ; Agius, Thomas ; Nastasi, Antonio ; Ruttiman, Raphael ; Moll, Solange ; Meier, Raphael P. H. ; Buhler, Leo ; Corpataux, Jean-Marc ; Lazeyras, Francois

In: Transplantation, 2020, vol. 104, no. 9, p. 1825–1831

Background: The lack of organs for kidney transplantation is a growing concern. Expansion in organ supply has been proposed through the use of organs after circulatory death (donation after circulatory death [DCD]). However, many DCD grafts are discarded because of long warm ischemia times, and the absence of reliable measure of kidney viability. 31P magnetic resonance imaging (pMRI)...

Université de Fribourg

Impact of an intra-abdominal cooling device during open kidney transplantation in pigs

Longchamp, Alban ; Meier, Raphael P. H. ; Colucci, Nicola ; Balaphas, Alexandre ; Orci, Lorenzo A. ; Nastasi, Antonio ; Longchamp, Grgoire ; Moll, Solange ; Klauser, Antoine ; Pascual, Manuel ; Lazeyras, Franois ; Corpataux, Jean-Marc ; Bühler, Leo

In: Swiss Medical Weekly, 2019, vol. 149, no. 5152, p. -

Transplantation of kidneys from deceased donors is still associated with a high rate of postoperative renal dysfunction. During implantation into the recipient, the kidney rewarms. This second warm ischaemia time, which is not monitored, is harmful especially if prolonged. We recently developed an intra-abdominal cooling device that efficiently prevents kidney rewarming during robotic...

Università della Svizzera italiana

Dependence of immunoglobulin class switch recombination in B Cells on vesicular release of ATP and CD73 ectonucleotidase activity

Schena, Francesca ; Volpi, Stefano ; Faliti, Caterina Elisa ; Penco, Federica ; Santi, Spartaco ; Proietti, Michele ; Schenk, Ursula ; Damonte, Gianluca ; Salis, Annalisa ; Bellotti, Marta ; Fais, Franco ; Tenca, Claudya ; Gattorno, Marco ; Eibel, Hermann ; Rizzi, Marta ; Warnatz, Klaus ; Idzko, Marco ; Ayata, Cemil Korcan ; Rakhmanov, Mirzokhid ; Galli, Thierry ; Martini, Alberto ; Canossa, Marco ; Grassi, Fabio ; Traggiai, Elisabetta

In: Cell report, 2013, vol. 3, no. 6, p. 1824-1831

Immunoglobulin (Ig) isotype diversification by class switch recombination (CSR) is an essential process for mounting a protective humoral immune response. Ig CSR deficiencies in humans can result from an intrinsic B cell defect; however, most of these deficiencies are still molecularly undefined and diagnosed as common variable immunodeficiency (CVID). Here, we show that extracellular...