Diet, Sun, Physical Activity and Vitamin D Status in Children with Inflammatory Bowel Disease von Śledzińska, Karolina, Landowski, Piotr, Żmijewski, Michał A, Kamińska, Barbara, Kowalski, Konrad, Liberek, Anna

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The Role of Vitamin D and Vitamin D Receptor Gene Polymorphisms in the Course of Inflammatory Bowel Disease in Children von Śledzińska, Karolina, Kloska, Anna, Jakóbkiewicz-Banecka, Joanna, Landowski, Piotr, Oppmann, Aleksandra, Wilczynski, Stephen, Zagierska, Agnieszka, Kamińska, Barbara, Żmijewski, Michał A, Liberek, Anna

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Small Bowel Bacterial Overgrowth Associated with Persistence of Abdominal Symptoms in Children Treated with a Proton Pump Inhibitor von Sieczkowska, Agnieszka, MD, Landowski, Piotr, MD, PhD, Zagozdzon, Pawel, MD, PhD, Kaminska, Barbara, MD, PhD, Lifschitz, Carlos, MD

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Modern approach for determination of lactulose, mannitol and sucrose in human urine using HPLC–MS/MS for the studies of intestinal and upper digestive tract permeability von Kubica, Paweł, Kot-Wasik, Agata, Wasik, Andrzej, Namieśnik, Jacek, Landowski, Piotr

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Evaluation of CD40 and CD80 receptors in the colonic mucosal membrane of children with inflammatory bowel disease von Kamińska, Barbara, Roszko-Kirpsza, Izabela, Landowski, Piotr, Szlagatys-Sidorkiewicz, Agnieszka, Guzińska-Ustymowicz, Katarzyna, Maciorkowska, Elżbieta

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Small Bowel Bacterial Overgrowth in Children von Sieczkowska, Agnieszka, Landowski, Piotr, Kamińska, Barbara, Lifschitz, Carlos

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The association of proton pump inhibitor therapy and small bowel bacterial overgrowth in children von Sieczkowska, Agnieszka, Landowski, Piotr, Zagozdzon, Pawel, Kaminska, Barbara, Lifschitz, Carlos

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The effectiveness of Lactobacillus reuteri DSM 17938 as an adjunct to macrogol in the treatment of functional constipation in children. A randomized, double-blind, placebo-controll... von Wegner, Agnieszka, Banaszkiewicz, Aleksandra, Kierkus, Jaroslaw, Landowski, Piotr, Korlatowicz-Bilar, Anna, Wiecek, Sabina, Kwiecien, Jaroslaw, Gawronska, Agnieszka, Dembinski, Lukasz, Czaja-Bulsa, Grazyna, Socha, Piotr

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Genetic architecture differences between pediatric and adult-onset inflammatory bowel diseases in the Polish population von Ostrowski, Jerzy, Paziewska, Agnieszka, Lazowska, Izabella, Ambrozkiewicz, Filip, Goryca, Krzysztof, Kulecka, Maria, Rawa, Tomasz, Karczmarski, Jakub, Dabrowska, Michalina, Zeber-Lubecka, Natalia, Tomecki, Roman, Kluska, Anna, Balabas, Aneta, Piatkowska, Magdalena, Paczkowska, Katarzyna, Kierkus, Jaroslaw, Socha, Piotr, Lodyga, Michal, Rydzewska, Grazyna, Klopocka, Maria, Mierzwa, Grazyna, Iwanczak, Barbara, Krzesiek, Elzbieta, Bak-Drabik, Katarzyna, Walkowiak, Jaroslaw, Klincewicz, Beata, Radwan, Piotr, Grzybowska-Chlebowczyk, Urszula, Landowski, Piotr, Jankowska, Agnieszka, Korczowski, Bartosz, Starzynska, Teresa, Albrecht, Piotr, Mikula, Michal

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Prevalence and correlates of vitamin K deficiency in children with inflammatory bowel disease von Nowak, Jan K., Grzybowska-Chlebowczyk, Urszula, Landowski, Piotr, Szaflarska-Poplawska, Anna, Klincewicz, Beata, Adamczak, Daria, Banasiewicz, Tomasz, Plawski, Andrzej, Walkowiak, Jaroslaw

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Tolerability and safety of early enteral nutrition in children after percutaneous endoscopic gastrostomy placement: A multicentre randomised controlled trial von Wiernicka, Anna, Matuszczyk, Małgorzata, Szlagatys-Sidorkiewicz, Agnieszka, Landowski, Piotr, Toporowska-Kowalska, Ewa, Gębora-Kowalska, Beata, Popińska, Katarzyna, Sibilska, Marta, Grzybowska-Chlebowczyk, Urszula, Więcek, Sabina, Hapyn, Ewa, Blimke-Kozieł, Karolina, Kierkuś, Jarosław

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Long-term proton pump inhibitor therapy leads to small bowel bacterial overgrowth as determined by breath hydrogen and methane excretion von Sieczkowska, Agnieszka, Landowski, Piotr, Gibas, Artur, Kami ska, Barbara, Lifschitz, Carlos

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Oral exclusive enteral nutrition for induction of clinical remission, mucosal healing, and improvement of nutritional status and growth velocity in children with active Crohn's dis... von Matuszczyk, Małgorzata, Meglicka, Monika, Landowski, Piotr, Czkwianianc, Elżbieta, Sordyl, Beata, Szymańska, Edyta, Kierkuś, Jarosław

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Enhancement of Circulating and Intestinal T Regulatory Cells and Their Expression of Helios and Neuropilin-1 in Children with Inflammatory Bowel Disease von Sznurkowska, Katarzyna, Luty, Justyna, Bryl, Ewa, Witkowski, Jacek M, Hermann-Okoniewska, Blanka, Landowski, Piotr, Kosek, Marta, Szlagatys-Sidorkiewicz, Agnieszka

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Expression of death receptor 3 on peripheral blood mononuclear cells differes in adult IBD patients and children with newly diagnosed IBD von Slebioda, Tomasz J., Bojarska‐Junak, Agnieszka, Cyman, Marta, Landowski, Piotr, Kaminska, Barbara, Celinski, Krzysztof, Kmiec, Zbigniew

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Immunohistochemical distribution of cocaine and amphetamine regulatory peptide-like immunoreactive (CART-LI) nerve fibers in the circular muscle layer and their relationship to oth... von Bulc, Michał, Gonkowski, Sławomir, Landowski, Piotr, Kamińska, Barbara, Całka, Jarosław

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Evaluation of clinical usefulness of serum neopterin determination in children with bacterial infections von Plata-Nazar, Katarzyna, Luczak, Grażyna, Liberek, Anna, Dudzinska-Gehrmann, Julita, Sznurkowska, Katarzyna, Landowski, Piotr, Kaminska, Barbara

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Comparison of fecal pyruvate kinase isoform M2 and calprotectin in assessment of pediatric inflammatory bowel disease severity and activity von Czub, Elzbieta, Nowak, Jan K, Szaflarska-Poplawska, Anna, Grzybowska-Chlebowczyk, Urszula, Landowski, Piotr, Moczko, Jerzy, Adamczak, Daria, Mankowski, Przemyslaw, Banasiewicz, Tomasz, Plawski, Andrzej, Walkowiak, Jaroslaw

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Epidemiology of Inflammatory Bowel Disease among Children in Poland von Karolewska-Bochenek, Katarzyna, Lazowska-Przeorek, Izabella, Albrecht, Piotr, Grzybowska, Krystyna, Ryzko, Jozef, Szamotulska, Katarzyna, Radzikowski, Andrzej, Landowski, Piotr, Krzesiek, Elzbieta, Ignys, Iwona, Fyderek, Krzysztof, Czerwionka-Szaflarska, Mieczyslawa, Jarocka-Cyrta, Elzbieta

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Endoscopic therapy of oesophageal strictures in children - a multicentre study von Pieczarkowski, Stanisław, Woynarowski, Marek, Landowski, Piotr, Wilk, Robert, Daukszewicz, Adam, Toporowska-Kowalska, Ewa, Albrecht, Piotr, Ignys, Iwona, Czkwianianc, Elżbieta, Jarocka-Cyrta, Elżbieta, Korczowski, Bartosz

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