Works by Ratjen, Felix

Results: 155

Feasibility and Utility of Multiple Breath Washout Measured Scond and Sacin in Preschool Children With Cystic Fibrosis.

Published in:

Pediatric Pulmonology, 2025, v. 60, n. 6, p. 1, doi. 10.1002/ppul.71180

By:

Lynch, James;
Jensen, Renee;
Shaw, Michelle;
Dumas, Marie‐Pier;
Karsli, Nicholas;
Ratjen, Felix

Publication type:

Article

Non‐invasive MR imaging techniques for measuring femoral arterial flow in a pediatric and adolescent cohort.

Published in:

Physiological Reports, 2022, v. 10, n. 10, p. 1, doi. 10.14814/phy2.15182

By:

Caterini, Jessica E.;
Rendall, Kate;
Cifra, Barbara;
Schneiderman, Jane E.;
Ratjen, Felix;
Seed, Mike;
Rayner, Tammy;
Weiss, Ruth;
McCrindle, Brian W.;
Noseworthy, Michael D.;
Williams, Craig A.;
Barker, Alan R.;
Wells, Gregory D.

Publication type:

Article

Persistent ventilation inhomogeneity after an acute exacerbation in preschool children with recurrent wheezing.

Published in:

Pediatric Allergy & Immunology, 2020, v. 31, n. 6, p. 608, doi. 10.1111/pai.13245

By:

Kowalik, Krzysztof;
Dai, Ruixue;
Safavi, Shahideh;
Reyna, Myrtha E.;
Lou, Wendy;
Lepine, Claire;
McDonald, Erica;
Schaap, Mirjam J.;
Brydges, May G.;
Dubeau, Aimee;
Boutis, Kathy;
Narang, Indra;
Eiwegger, Thomas;
Moraes, Theo J.;
Ratjen, Felix;
Subbarao, Padmaja;
Kalaycı, Ömer

Publication type:

Article

Airway nitric oxide in infants with acute wheezy bronchitis.

Published in:

Pediatric Allergy & Immunology, 2000, v. 11, n. 4, p. 230, doi. 10.1034/j.1399-3038.2000.00093.x

By:

Ratjen, Felix;
Kavuk, Ilker;
Gärtig, Sebastian;
Wiesemann, Hans-Georg;
Grasemann, Hartmut

Publication type:

Article

Designing Clinical Trials for Anti-Inflammatory Therapies in Cystic Fibrosis.

Published in:

Frontiers in Pharmacology, 2020, v. 11, p. N.PAG, doi. 10.3389/fphar.2020.576293

By:

Perrem, Lucy;
Ratjen, Felix

Publication type:

Article

Multidrug-resistant organisms in cystic fibrosis: management and infection-control issues.

Published in:

Expert Review of Anti-infective Therapy, 2006, v. 4, n. 5, p. 807, doi. 10.1586/14787210.4.5.807

By:

Waters, Valerie;
Ratjen, Felix

Publication type:

Article

Pharmacokinetic modelling of a once-daily dosing regimen for intravenous tobramycin in paediatric cystic fibrosis patients.

Published in:

Journal of Antimicrobial Chemotherapy (JAC), 2007, v. 59, n. 6, p. 1135, doi. 10.1093/jac/dkm097

By:

Wallace Lam;
James Tjon;
Winnie Seto;
Allison Dekker;
Cecile Wong;
Eshetu Atenafu;
Ari Bitnun;
Valerie Waters;
Yvonne Yau;
Melinda Solomon;
Felix Ratjen

Publication type:

Article

Weight increase in people with cystic fibrosis on CFTR modulator therapy is mainly due to increase in fat mass.

Published in:

Frontiers in Pharmacology, 2023, p. 1, doi. 10.3389/fphar.2023.1157459

By:

Mouzaki, Marialena;
Dupuis, Annie;
Avolio, Julie;
Griffin, Katherine;
Ratjen, Felix;
Tullis, Elizabeth;
Gonska, Tanja

Publication type:

Article

Testing Two Different Doses of Tiotropium Respimat® in Cystic Fibrosis: Phase 2 Randomized Trial Results.

Published in:

PLoS ONE, 2014, v. 9, n. 9, p. 1, doi. 10.1371/journal.pone.0106195

By:

Bradley, Judy M.;
Koker, Paul;
Deng, Qiqi;
Moroni-Zentgraf, Petra;
Ratjen, Felix;
Geller, David E.;
Elborn, J. Stuart

Publication type:

Article

Effect of Arginase Inhibition on Pulmonary L-Arginine Metabolism in Murine Pseudomonas Pneumonia.

Published in:

PLoS ONE, 2014, v. 9, n. 3, p. 1, doi. 10.1371/journal.pone.0090232

By:

Mehl, Anne;
Ghorbani, Peyman;
Douda, David;
Huang, Hailu;
Palaniyar, Nades;
Ratjen, Felix;
Grasemann, Hartmut

Publication type:

Article

Multiple Breath Nitrogen Washout: A Feasible Alternative to Mass Spectrometry.

Published in:

PLoS ONE, 2013, v. 8, n. 2, p. 1, doi. 10.1371/journal.pone.0056868

By:

Jensen, Renee;
Stanojevic, Sanja;
Gibney, Karyn;
Salazar, Juliana Giraldo;
Gustafsson, Per;
Subbarao, Padmaja;
Ratjen, Felix

Publication type:

Article

Surfactant Protein A in Cystic Fibrosis: Supratrimeric Structure and Pulmonary Outcome.

Published in:

PLoS ONE, 2012, v. 7, n. 12, p. 1, doi. 10.1371/journal.pone.0051050

By:

Griese, Matthias;
Heinrich, Stephanie;
Ratjen, Felix;
Kabesch, Michael;
Paul, Karl;
Ballmann, Manfred;
Rietschel, Ernst;
Kappler, Matthias

Publication type:

Article

L-Ornithine Derived Polyamines in Cystic Fibrosis Airways.

Published in:

PLoS ONE, 2012, v. 7, n. 10, p. 1, doi. 10.1371/journal.pone.0046618

By:

Grasemann, Hartmut;
Shehnaz, Darakhshanda;
Enomoto, Masahiro;
Leadley, Michael;
Belik, Jaques;
Ratjen, Felix

Publication type:

Article

Treatment of Aspergillus fumigatus in Patients with Cystic Fibrosis: A Randomized, Placebo-Controlled Pilot Study.

Published in:

PLoS ONE, 2012, v. 7, n. 4, p. 1, doi. 10.1371/journal.pone.0036077

By:

Aaron, Shawn D.;
Vandemheen, Katherine L.;
Freitag, Andreas;
Pedder, Linda;
Cameron, William;
Lavoie, Annick;
Paterson, Nigel;
Wilcox, Pearce;
Rabin, Harvey;
Tullis, Elizabeth;
Morrison, Nancy;
Ratjen, Felix

Publication type:

Article

Brain AVM compactness score in children with hereditary hemorrhagic telangiectasia.

Published in:

Child's Nervous System, 2024, v. 40, n. 7, p. 2101, doi. 10.1007/s00381-024-06366-z

By:

Beslow, Lauren A.;
Vossough, Arastoo;
Kim, Helen;
Nelson, Jeffrey;
Lawton, Michael T.;
Pollak, Jeffrey;
Lin, Doris D. M.;
Ratjen, Felix;
Hammill, Adrienne M.;
Hetts, Steven W.;
Gossage, James R.;
Whitehead, Kevin J.;
Faughnan, Marie E.;
Krings, Timo;
Brain Vascular Malformation Consortium HHT Investigator Group;
Atherton, Mary E.;
Chakinala, Murali M.;
Clancy, Marianne S.;
Henderson, Katharine;
Hetts, Steven

Publication type:

Article

Cystic fibrosis gene modifier SLC26A9 modulates airway response to CFTR-directed therapeutics.

Published in:

Human Molecular Genetics, 2016, v. 25, n. 20, p. 4590, doi. 10.1093/hmg/ddw290

By:

Strug, Lisa J.;
Gonska, Tanja;
Gengming He;
Keenan, Katherine;
Wan Ip;
Boëlle, Pierre-Yves;
Fan Lin;
Panjwani, Naim;
Jiafen Gong;
Weili Li;
Soave, David;
Bowei Xiao;
Tullis, Elizabeth;
Rabin, Harvey;
Parkins, Michael D.;
Price, April;
Zuberbuhler, Peter C.;
Corvo, Harriet;
Ratjen, Felix;
Lei Sun

Publication type:

Article

Inhaled Hypertonic Saline in Infants and Children Younger Than 6 Years With Cystic Fibrosis: The ISIS Randomized Controlled Trial.

Published in:

JAMA: Journal of the American Medical Association, 2012, v. 307, n. 21, p. 2269, doi. 10.1001/jama.2012.5214

By:

Rosenfeld, Margaret;
Ratjen, Felix;
Brumback, Lyndia;
Daniel, Stephen;
Rowbotham, Ron;
McNamara, Sharon;
Johnson, Robin;
Kronmal, Richard;
Davis, Stephanie D.

Publication type:

Article

Cardiopulmonary Exercise Testing Provides Additional Prognostic Information in Cystic Fibrosis.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2019, v. 199, n. 8, p. 987, doi. 10.1164/rccm.201806-1110OC

By:

Hebestreit, Helge;
Hulzebos, Erik H. J.;
Schneiderman, Jane E.;
Karila, Chantal;
Boas, Steven R.;
Kriemler, Susi;
Dwyer, Tiffany;
Sahlberg, Margareta;
Urquhart, Don S.;
Lands, Larry C.;
Ratjen, Felix;
Takken, Tim;
Varanistkaya, Liobou;
Rücker, Viktoria;
Hebestreit, Alexandra;
Usemann, Jakob;
Radtke, Thomas

Publication type:

Article

Letting It All Out: Neutrophils in Early Cystic Fibrosis Airway Inflammation.

Published in:

2019

By:

Perrem, Lucy;
Ratjen, Felix

Publication type:

journal article

Cardiopulmonary Exercise Testing Provides Additional Prognostic Information in Cystic Fibrosis.

Published in:

2018

By:

Hebestreit, Helge;
Hulzebos, Erik Hj;
Schneiderman, Jane E;
Karila, Chantal;
Boas, Steven R;
Kriemler, Susi;
Dwyer, Tiffany;
Sahlberg, Margareta;
Urquhart, Don S;
Lands, Larry C;
Ratjen, Felix;
Takken, Tim;
Varanistkaya, Liobou;
Rücker, Viktoria;
Hebestreit, Alexandra;
Usemann, Jakob;
Radtke, Thomas;
Prognostic value of CPET in CF study group;
Hulzebos, Erik H J

Publication type:

journal article

Changes in Lung Clearance Index in Preschool-aged Patients with Cystic Fibrosis Treated with Ivacaftor (GOAL): A Clinical Trial.

Published in:

2018

By:

Ratjen, Felix;
Klingel, Michelle;
Black, Philip;
Powers, Michael R;
Grasemann, Hartmut;
Solomon, Melinda;
Sagel, Scott D;
Donaldson, Scott H;
Rowe, Steven M;
Rosenfeld, Margaret

Publication type:

Letter

Preschool Multiple-Breath Washout Testing. An Official American Thoracic Society Technical Statement.

Published in:

2018

By:

Robinson, Paul D.;
Latzin, Philipp;
Ramsey, Kathryn A.;
Stanojevic, Sanja;
Aurora, Paul;
Davis, Stephanie D.;
Gappa, Monika;
Hall, Graham L.;
Horsley, Alex;
Jensen, Renee;
Lum, Sooky;
Milla, Carlos;
Nielsen, Kim G.;
Pittman, Jessica E.;
Rosenfeld, Margaret;
Singer, Florian;
Subbarao, Padmaja;
Gustafsson, Per M.;
Ratjen, Felix;
ATS Assembly on Pediatrics

Publication type:

journal article

Reply to Verbanck and Vanderhelst.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2018, v. 197, n. 3, p. 411, doi. 10.1164/rccm.201707-1392LE

By:

Kanhere, Nikhil;
Couch, Marcus J.;
Rayment, Jonathan H.;
Ratjen, Felix;
Santyr, Giles

Publication type:

Article

Correlation of Lung Clearance Index with Hyperpolarized 129Xe Magnetic Resonance Imaging in Pediatric Subjects with Cystic Fibrosis.

Published in:

2017

By:

Kanhere, Nikhil;
Couch, Marcus J.;
Kowalik, Krzysztof;
Zanette, Brandon;
Rayment, Jonathan H.;
Manson, David;
Subbarao, Padma;
Ratjen, Felix;
Santyr, Giles;
Subbarao, Padmaja

Publication type:

Letter

Progression of Lung Disease in Preschool Patients with Cystic Fibrosis.

Published in:

2017

By:

Stanojevic, Sanja;
Davis, Stephanie D.;
Retsch-Bogart, George;
Webster, Hailey;
Davis, Miriam;
Johnson, Robin C.;
Jensen, Renee;
Pizarro, Maria Ester;
Kane, Mica;
Clem, Charles C.;
Schornick, Leah;
Subbarao, Padmaja;
Ratjen, Felix A.

Publication type:

journal article

Lumacaftor/Ivacaftor in Patients Aged 6-11 Years with Cystic Fibrosis and Homozygous for F508del-CFTR.

Published in:

2017

By:

Milla, Carlos E.;
Ratjen, Felix;
Marigowda, Gautham;
Fang Liu;
Waltz, David;
Rosenfeld, Margaret;
Liu, Fang;
VX13-809-011 Part B Investigator Group *

Publication type:

journal article

How Best to Capture Early Cystic Fibrosis Lung Disease?

Published in:

2017

By:

Ratjen, Felix

Publication type:

journal article

Lung clearance index as an outcome measure for clinical trials in young children with cystic fibrosis. A pilot study using inhaled hypertonic saline.

Published in:

2013

By:

Subbarao, Padmaja;
Stanojevic, Sanja;
Brown, Meghan;
Jensen, Renee;
Rosenfeld, Margaret;
Davis, Stephanie;
Brumback, Lyndia;
Gustafsson, Per;
Ratjen, Felix

Publication type:

journal article

Lung Clearance Index as an Outcome Measure for Clinical Trials in Young Children with Cystic Fibrosis.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2013, v. 188, n. 4, p. 456, doi. 10.1164/rccm.201302-0219oc

By:

Subbarao, Padmaja;
Stanojevic, Sanja;
Brown, Meghan;
Jensen, Renee;
Rosenfeld, Margaret;
Davis, Stephanie;
Brumback, Lyndia;
Gustafsson, Per;
Ratjen, Felix

Publication type:

Article

Update in Cystic Fibrosis 2012.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2013, v. 187, n. 9, p. 915, doi. 10.1164/rccm.201301-0184UP

By:

Goss, Christopher H.;
Ratjen, Felix

Publication type:

Article

Update in Cystic Fibrosis 2011.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2012, v. 185, n. 9, p. 933, doi. 10.1164/rccm.201202-0306UP

By:

Ratjen, Felix;
McColley, Susanna A.

Publication type:

Article

Asymmetric Dimethylarginine Contributes to Airway Nitric Oxide Deficiency in Patients with Cystic Fibrosis.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2011, v. 183, n. 10, p. 1363, doi. 10.1164/rccm.201012-1995OC

By:

Grasemann, Hartmut;
Al-Saleh, Suhail;
Scott, Jeremy A.;
Shehnaz, Darakhshanda;
Mehl, Anne;
Amin, Reshma;
Rafii, Mahroukh;
Pencharz, Paul;
Belik, Jaques;
Ratjen, Felix

Publication type:

Article

Serum galactomannan in cystic fibrosis patients colonized with Aspergillus species.

Published in:

Medical Mycology, 2012, v. 50, n. 6, p. 658, doi. 10.3109/13693786.2012.676739

By:

Warren, Thomas A.;
Yau, Yvonne;
Ratjen, Felix;
Tullis, Elizabeth;
Waters, Valerie

Publication type:

Article

Bronchoalveolar lavage protein patterns in children with malignancies, immunosuppression, fever and pulmonary infiltrates.

Published in:

Proteomics, 2002, v. 2, n. 6, p. 683, doi. 10.1002/1615-9861(200206)2:6<683::AID-PROT683>3.0.CO;2-Z

By:

Neumann, Manfred;
Bredow, Christina von;
Ratjen, Felix;
Griese, Matthias

Publication type:

Article

Second International Guidelines for the Diagnosis and Management of Hereditary Hemorrhagic Telangiectasia.

Published in:

2021

By:

Faughnan, Marie E.;
Mager, Johannes J.;
Hetts, Steven W.;
Palda, Valerie A.;
Ratjen, Felix

Publication type:

Letter

Second International Guidelines for the Diagnosis and Management of Hereditary Hemorrhagic Telangiectasia.

Published in:

2020

By:

Faughnan, Marie E.;
Mager, Johannes J.;
Hetts, Steven W.;
Palda, Valerie A.;
Lang-Robertson, Kelly;
Buscarini, Elisabetta;
Deslandres, Erik;
Kasthuri, Raj S.;
Lausman, Andrea;
Poetker, David;
Ratjen, Felix;
Chesnutt, Mark S.;
Clancy, Marianne;
Whitehead, Kevin J.;
Al-Samkari, Hanny;
Chakinala, Murali;
Conrad, Miles;
Cortes, Daniel;
Crocione, Claudia;
Darling, Jama

Publication type:

journal article

Correcting for tissue nitrogen excretion in multiple breath washout measurements.

Published in:

PLoS ONE, 2017, v. 12, n. 10, p. 1, doi. 10.1371/journal.pone.0185553

By:

Kane, Mica;
Rayment, Jonathan H.;
Jensen, Renee;
McDonald, Reginald;
Stanojevic, Sanja;
Ratjen, Felix

Publication type:

Article

Microaspiration in Infants with Laryngomalacia.

Published in:

Laryngoscope, 2004, v. 114, n. 9, p. 1592, doi. 10.1097/00005537-200409000-00017

By:

Midulla, Fabio;
Guidi, Roberto;
Tancredi, Giancarlo;
Quattrucci, Serena;
Ratjen, Felix;
Bottero, Sergio;
Vestiti, Katia;
Francalanci, Paola;
Cutrera, Renato

Publication type:

Article

Inhaled L-Arginine Improves Exhaled Nitric Oxide and Pulmonary Function in Patients with Cystic Fibrosis.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2006, v. 174, n. 2, p. 208, doi. 10.1164/rccm.200509-1439OC

By:

Grasemann, Hartmut;
Kurtz, Fionn;
Ratjen, Felix

Publication type:

Article

Increased Arginase Activity in Cystic Fibrosis Airways.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2005, v. 172, n. 12, p. 1523, doi. 10.1164/rccm.200502-253OC

By:

Grasemann, Hartmut;
Schwiertz, Raphael;
Matthiesen, Sonja;
Racké, Kurt;
Ratjen, Felix

Publication type:

Article

Pulmonary Surfactant, Lung Function, and Endobronchial Inflammation in Cystic Fibrosis.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2004, v. 170, n. 9, p. 1000, doi. 10.1164/rccm.200405-575OC

By:

Griese, Matthias;
Essl, Robert;
Schmidt, Reinhold;
Rietschel, Ernst;
Ratjen, Felix;
Ballmann, Manfred;
Paul, Karl

Publication type:

Article

Improvement of Alveolar Glutathione and Lung Function but Not Oxidative State in Cystic Fibrosis.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2004, v. 169, n. 7, p. 822, doi. 10.1164/rccm.200308-1104OC

By:

Griese, Matthias;
Ramakers, Jan;
Krasselt, Angela;
Starosta, Vitaliy;
van Koningsbruggen, Silke;
Fischer, Rainald;
Ratjen, Felix;
Müllinger, Bernhard;
Huber, Rudolf M.;
Maier, Konrad;
Rietschel, Ernst;
Scheuch, Gerhard

Publication type:

Article

Effect of Treatment with Dornase Alpha on Airway Inflammation in Patients with Cystic Fibrosis.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2004, v. 169, n. 6, p. 719, doi. 10.1164/rccm.200307-959OC

By:

Paul, Karl;
Rietschel, Ernst;
Ballmann, Manfred;
Griese, Matthias;
Worlitzsch, Dieter;
Shute, Janis;
Chen, Christiane;
Schink, Tanja;
Döring, Gerd;
van Koningsbruggen, Silke;
Wahn, Ulrich;
Ratjen, Felix

Publication type:

Article

Correspondence.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2004, v. 169, n. 2, p. 320

By:

RATJEN, FELIX;
GRASEMANN, HARTMUT

Publication type:

Article

Effects of Sex and of Gene Variants in Constitutive Nitric Oxide Synthases on Exhaled Nitric Oxide.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2003, v. 167, n. 8, p. 1113, doi. 10.1164/rccm.200211-1342OC

By:

Grasemann, Hartmut;
van's Gravesande, Karin Storm;
Büscher, Rainer;
Drazen, Jeffrey M.;
Ratjen, Felix

Publication type:

Article

Endothelial Nitric Oxide Synthase Variants in Cystic Fibrosis Lung Disease.

Published in:

American Journal of Respiratory & Critical Care Medicine, 2003, v. 167, n. 3, p. 390, doi. 10.1164/rccm.200202-155OC

By:

Grasemann, Hartmut;
van's Gravesande, Karin Storm;
Büscher, Rainer;
Knauer, Nicola;
Silverman, Eric S.;
Palmer, Lyle J.;
Drazen, Jeffrey M.;
Ratjen, Felix

Publication type:

Article

Pediatric pulmonary pearls. By Laura S. Inselman, M.D. Philadelphia, Hanley & Belfus, Inc., 2000, 224 pp.

Published in:

Pediatric Pulmonology, 2001, v. 32, n. 1, p. 95, doi. 10.1002/ppul.1094

By:

Ratjen, Felix

Publication type:

Article

Cystic fibrosis lung disease: The role of nitric oxide.

Published in:

Pediatric Pulmonology, 1999, v. 28, n. 6, p. 442, doi. 10.1002/(SICI)1099-0496(199912)28:6<442::AID-PPUL10>3.0.CO;2-4

By:

Grasemann, Hartmut;
Ratjen, Felix

Publication type:

Article

Placebo-controlled, double-blind, randomized study of aerosolized tobramycin for early treatment of Pseudomonas aeruginosa colonization in cystic fibrosis.

Published in:

Pediatric Pulmonology, 1998, v. 25, n. 2, p. 88, doi. 10.1002/(SICI)1099-0496(199802)25:2<88::AID-PPUL3>3.0.CO;2-J

By:

Wiesemann, Heinz Georg;
Steinkamp, Gratiana;
Ratjen, Felix;
Bauernfeind, Adolf;
Przyklenk, Barbara;
Döring, Gerd;
von der Hardt, Horst

Publication type:

Article

Bronchoalveolar lavage: Don't forget the size of the bronchoscope.

Published in:

Pediatric Pulmonology, 1996, v. 22, n. 5, p. 330, doi. 10.1002/1099-0496(199611)22:5<330::AID-PPUL1950220508>3.0.CO;2-Y

By:

Ratjen, Felix

Publication type:

Article