<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Alkowari, Moza K</style></author><author><style face="normal" font="default" size="100%">Vozzi, Diego</style></author><author><style face="normal" font="default" size="100%">Bhagat, Shruti</style></author><author><style face="normal" font="default" size="100%">Krishnamoorthy, Navaneethakrishnan</style></author><author><style face="normal" font="default" size="100%">Morgan, Anna</style></author><author><style face="normal" font="default" size="100%">Hayder, Yousra</style></author><author><style face="normal" font="default" size="100%">Logendra, Barathy</style></author><author><style face="normal" font="default" size="100%">Najjar, Nehal</style></author><author><style face="normal" font="default" size="100%">Gandin, Ilaria</style></author><author><style face="normal" font="default" size="100%">Gasparini, Paolo</style></author><author><style face="normal" font="default" size="100%">Badii, Ramin</style></author><author><style face="normal" font="default" size="100%">Girotto, Giorgia</style></author><author><style face="normal" font="default" size="100%">Abdulhadi, Khalid</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Targeted sequencing identifies novel variants involved in autosomal recessive hereditary hearing loss in Qatari families.</style></title><secondary-title><style face="normal" font="default" size="100%">Mutat Res</style></secondary-title><alt-title><style face="normal" font="default" size="100%">Mutat. Res.</style></alt-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Adolescent</style></keyword><keyword><style  face="normal" font="default" size="100%">Alleles</style></keyword><keyword><style  face="normal" font="default" size="100%">Cadherins</style></keyword><keyword><style  face="normal" font="default" size="100%">Child</style></keyword><keyword><style  face="normal" font="default" size="100%">Child, Preschool</style></keyword><keyword><style  face="normal" font="default" size="100%">Connexins</style></keyword><keyword><style  face="normal" font="default" size="100%">Female</style></keyword><keyword><style  face="normal" font="default" size="100%">GPI-Linked Proteins</style></keyword><keyword><style  face="normal" font="default" size="100%">Hearing Loss, Sensorineural</style></keyword><keyword><style  face="normal" font="default" size="100%">Humans</style></keyword><keyword><style  face="normal" font="default" size="100%">Infant</style></keyword><keyword><style  face="normal" font="default" size="100%">Male</style></keyword><keyword><style  face="normal" font="default" size="100%">Membrane Proteins</style></keyword><keyword><style  face="normal" font="default" size="100%">Models, Molecular</style></keyword><keyword><style  face="normal" font="default" size="100%">Mutation</style></keyword><keyword><style  face="normal" font="default" size="100%">Myosin Heavy Chains</style></keyword><keyword><style  face="normal" font="default" size="100%">Pedigree</style></keyword><keyword><style  face="normal" font="default" size="100%">Protein Conformation</style></keyword><keyword><style  face="normal" font="default" size="100%">Qatar</style></keyword><keyword><style  face="normal" font="default" size="100%">Sequence Analysis, DNA</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2017</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2017 08</style></date></pub-dates></dates><volume><style face="normal" font="default" size="100%">800-802</style></volume><pages><style face="normal" font="default" size="100%">29-36</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;Hereditary hearing loss is characterized by a very high genetic heterogeneity. In the Qatari population the role of GJB2, the worldwide HHL major player, seems to be quite limited compared to Caucasian populations. In this study we analysed 18 Qatari families affected by non-syndromic hearing loss using a targeted sequencing approach that allowed us to analyse 81 genes simultaneously. Thanks to this approach, 50% of these families (9 out of 18) resulted positive for the presence of likely causative alleles in 6 different genes: CDH23, MYO6, GJB6, OTOF, TMC1 and OTOA. In particular, 4 novel alleles were detected while the remaining ones were already described to be associated to HHL in other ethnic groups. Molecular modelling has been used to further investigate the role of novel alleles identified in CDH23 and TMC1 genes demonstrating their crucial role in Ca2+ binding and therefore possible functional role in proteins. Present study showed that an accurate molecular diagnosis based on next generation sequencing technologies might largely improve molecular diagnostics outcome leading to benefits for both genetic counseling and definition of recurrence risk.&lt;/p&gt;</style></abstract><custom1><style face="normal" font="default" size="100%">http://www.ncbi.nlm.nih.gov/pubmed/28501645?dopt=Abstract</style></custom1></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Elks, Cathy E</style></author><author><style face="normal" font="default" size="100%">Perry, John R B</style></author><author><style face="normal" font="default" size="100%">Sulem, Patrick</style></author><author><style face="normal" font="default" size="100%">Chasman, Daniel I</style></author><author><style face="normal" font="default" size="100%">Franceschini, Nora</style></author><author><style face="normal" font="default" size="100%">He, Chunyan</style></author><author><style face="normal" font="default" size="100%">Lunetta, Kathryn L</style></author><author><style face="normal" font="default" size="100%">Visser, Jenny A</style></author><author><style face="normal" font="default" size="100%">Byrne, Enda M</style></author><author><style face="normal" font="default" size="100%">Cousminer, Diana L</style></author><author><style face="normal" font="default" size="100%">Gudbjartsson, Daniel F</style></author><author><style face="normal" font="default" size="100%">Esko, Tõnu</style></author><author><style face="normal" font="default" size="100%">Feenstra, Bjarke</style></author><author><style face="normal" font="default" size="100%">Hottenga, Jouke-Jan</style></author><author><style face="normal" font="default" size="100%">Koller, Daniel L</style></author><author><style face="normal" font="default" size="100%">Kutalik, Zoltán</style></author><author><style face="normal" font="default" size="100%">Lin, Peng</style></author><author><style face="normal" font="default" size="100%">Mangino, Massimo</style></author><author><style face="normal" font="default" size="100%">Marongiu, Mara</style></author><author><style face="normal" font="default" size="100%">McArdle, Patrick F</style></author><author><style face="normal" font="default" size="100%">Smith, Albert V</style></author><author><style face="normal" font="default" size="100%">Stolk, Lisette</style></author><author><style face="normal" font="default" size="100%">van Wingerden, Sophie H</style></author><author><style face="normal" font="default" size="100%">Zhao, Jing Hua</style></author><author><style face="normal" font="default" size="100%">Albrecht, Eva</style></author><author><style face="normal" font="default" size="100%">Corre, Tanguy</style></author><author><style face="normal" font="default" size="100%">Ingelsson, Erik</style></author><author><style face="normal" font="default" size="100%">Hayward, Caroline</style></author><author><style face="normal" font="default" size="100%">Magnusson, Patrik K E</style></author><author><style face="normal" font="default" size="100%">Smith, Erin N</style></author><author><style face="normal" font="default" size="100%">Ulivi, Shelia</style></author><author><style face="normal" font="default" size="100%">Warrington, Nicole M</style></author><author><style face="normal" font="default" size="100%">Zgaga, Lina</style></author><author><style face="normal" font="default" size="100%">Alavere, Helen</style></author><author><style face="normal" font="default" size="100%">Amin, Najaf</style></author><author><style face="normal" font="default" size="100%">Aspelund, Thor</style></author><author><style face="normal" font="default" size="100%">Bandinelli, Stefania</style></author><author><style face="normal" font="default" size="100%">Barroso, Inês</style></author><author><style face="normal" font="default" size="100%">Berenson, Gerald S</style></author><author><style face="normal" font="default" size="100%">Bergmann, Sven</style></author><author><style face="normal" font="default" size="100%">Blackburn, Hannah</style></author><author><style face="normal" font="default" size="100%">Boerwinkle, Eric</style></author><author><style face="normal" font="default" size="100%">Buring, Julie E</style></author><author><style face="normal" font="default" size="100%">Busonero, Fabio</style></author><author><style face="normal" font="default" size="100%">Campbell, Harry</style></author><author><style face="normal" font="default" size="100%">Chanock, Stephen J</style></author><author><style face="normal" font="default" size="100%">Chen, Wei</style></author><author><style face="normal" font="default" size="100%">Cornelis, Marilyn C</style></author><author><style face="normal" font="default" size="100%">Couper, David</style></author><author><style face="normal" font="default" size="100%">Coviello, Andrea D</style></author><author><style face="normal" font="default" size="100%">d'Adamo, Pio</style></author><author><style face="normal" font="default" size="100%">de Faire, Ulf</style></author><author><style face="normal" font="default" size="100%">de Geus, Eco J C</style></author><author><style face="normal" font="default" size="100%">Deloukas, Panos</style></author><author><style face="normal" font="default" size="100%">Döring, Angela</style></author><author><style face="normal" font="default" size="100%">Smith, George Davey</style></author><author><style face="normal" font="default" size="100%">Easton, Douglas F</style></author><author><style face="normal" font="default" size="100%">Eiriksdottir, Gudny</style></author><author><style face="normal" font="default" size="100%">Emilsson, Valur</style></author><author><style face="normal" font="default" size="100%">Eriksson, Johan</style></author><author><style face="normal" font="default" size="100%">Ferrucci, Luigi</style></author><author><style face="normal" font="default" size="100%">Folsom, Aaron R</style></author><author><style face="normal" font="default" size="100%">Foroud, Tatiana</style></author><author><style face="normal" font="default" size="100%">Garcia, Melissa</style></author><author><style face="normal" font="default" size="100%">Gasparini, Paolo</style></author><author><style face="normal" font="default" size="100%">Geller, Frank</style></author><author><style face="normal" font="default" size="100%">Gieger, Christian</style></author><author><style face="normal" font="default" size="100%">Gudnason, Vilmundur</style></author><author><style face="normal" font="default" size="100%">Hall, Per</style></author><author><style face="normal" font="default" size="100%">Hankinson, Susan E</style></author><author><style face="normal" font="default" size="100%">Ferreli, Liana</style></author><author><style face="normal" font="default" size="100%">Heath, Andrew C</style></author><author><style face="normal" font="default" size="100%">Hernandez, Dena G</style></author><author><style face="normal" font="default" size="100%">Hofman, Albert</style></author><author><style face="normal" font="default" size="100%">Hu, Frank B</style></author><author><style face="normal" font="default" size="100%">Illig, Thomas</style></author><author><style face="normal" font="default" size="100%">Järvelin, Marjo-Riitta</style></author><author><style face="normal" font="default" size="100%">Johnson, Andrew D</style></author><author><style face="normal" font="default" size="100%">Karasik, David</style></author><author><style face="normal" font="default" size="100%">Khaw, Kay-Tee</style></author><author><style face="normal" font="default" size="100%">Kiel, Douglas P</style></author><author><style face="normal" font="default" size="100%">Kilpeläinen, Tuomas O</style></author><author><style face="normal" font="default" size="100%">Kolcic, Ivana</style></author><author><style face="normal" font="default" size="100%">Kraft, Peter</style></author><author><style face="normal" font="default" size="100%">Launer, Lenore J</style></author><author><style face="normal" font="default" size="100%">Laven, Joop S E</style></author><author><style face="normal" font="default" size="100%">Li, Shengxu</style></author><author><style face="normal" font="default" size="100%">Liu, Jianjun</style></author><author><style face="normal" font="default" size="100%">Levy, Daniel</style></author><author><style face="normal" font="default" size="100%">Martin, Nicholas G</style></author><author><style face="normal" font="default" size="100%">McArdle, Wendy L</style></author><author><style face="normal" font="default" size="100%">Melbye, Mads</style></author><author><style face="normal" font="default" size="100%">Mooser, Vincent</style></author><author><style face="normal" font="default" size="100%">Murray, Jeffrey C</style></author><author><style face="normal" font="default" size="100%">Murray, Sarah S</style></author><author><style face="normal" font="default" size="100%">Nalls, Michael A</style></author><author><style face="normal" font="default" size="100%">Navarro, Pau</style></author><author><style face="normal" font="default" size="100%">Nelis, Mari</style></author><author><style face="normal" font="default" size="100%">Ness, Andrew R</style></author><author><style face="normal" font="default" size="100%">Northstone, Kate</style></author><author><style face="normal" font="default" size="100%">Oostra, Ben A</style></author><author><style face="normal" font="default" size="100%">Peacock, Munro</style></author><author><style face="normal" font="default" size="100%">Palmer, Lyle J</style></author><author><style face="normal" font="default" size="100%">Palotie, Aarno</style></author><author><style face="normal" font="default" size="100%">Paré, Guillaume</style></author><author><style face="normal" font="default" size="100%">Parker, Alex N</style></author><author><style face="normal" font="default" size="100%">Pedersen, Nancy L</style></author><author><style face="normal" font="default" size="100%">Peltonen, Leena</style></author><author><style face="normal" font="default" size="100%">Pennell, Craig E</style></author><author><style face="normal" font="default" size="100%">Pharoah, Paul</style></author><author><style face="normal" font="default" size="100%">Polasek, Ozren</style></author><author><style face="normal" font="default" size="100%">Plump, Andrew S</style></author><author><style face="normal" font="default" size="100%">Pouta, Anneli</style></author><author><style face="normal" font="default" size="100%">Porcu, Eleonora</style></author><author><style face="normal" font="default" size="100%">Rafnar, Thorunn</style></author><author><style face="normal" font="default" size="100%">Rice, John P</style></author><author><style face="normal" font="default" size="100%">Ring, Susan M</style></author><author><style face="normal" font="default" size="100%">Rivadeneira, Fernando</style></author><author><style face="normal" font="default" size="100%">Rudan, Igor</style></author><author><style face="normal" font="default" size="100%">Sala, Cinzia</style></author><author><style face="normal" font="default" size="100%">Salomaa, Veikko</style></author><author><style face="normal" font="default" size="100%">Sanna, Serena</style></author><author><style face="normal" font="default" size="100%">Schlessinger, David</style></author><author><style face="normal" font="default" size="100%">Schork, Nicholas J</style></author><author><style face="normal" font="default" size="100%">Scuteri, Angelo</style></author><author><style face="normal" font="default" size="100%">Segrè, Ayellet V</style></author><author><style face="normal" font="default" size="100%">Shuldiner, Alan R</style></author><author><style face="normal" font="default" size="100%">Soranzo, Nicole</style></author><author><style face="normal" font="default" size="100%">Sovio, Ulla</style></author><author><style face="normal" font="default" size="100%">Srinivasan, Sathanur R</style></author><author><style face="normal" font="default" size="100%">Strachan, David P</style></author><author><style face="normal" font="default" size="100%">Tammesoo, Mar-Liis</style></author><author><style face="normal" font="default" size="100%">Tikkanen, Emmi</style></author><author><style face="normal" font="default" size="100%">Toniolo, Daniela</style></author><author><style face="normal" font="default" size="100%">Tsui, Kim</style></author><author><style face="normal" font="default" size="100%">Tryggvadottir, Laufey</style></author><author><style face="normal" font="default" size="100%">Tyrer, Jonathon</style></author><author><style face="normal" font="default" size="100%">Uda, Manuela</style></author><author><style face="normal" font="default" size="100%">van Dam, Rob M</style></author><author><style face="normal" font="default" size="100%">van Meurs, Joyce B J</style></author><author><style face="normal" font="default" size="100%">Vollenweider, Peter</style></author><author><style face="normal" font="default" size="100%">Waeber, Gerard</style></author><author><style face="normal" font="default" size="100%">Wareham, Nicholas J</style></author><author><style face="normal" font="default" size="100%">Waterworth, Dawn M</style></author><author><style face="normal" font="default" size="100%">Weedon, Michael N</style></author><author><style face="normal" font="default" size="100%">Wichmann, H Erich</style></author><author><style face="normal" font="default" size="100%">Willemsen, Gonneke</style></author><author><style face="normal" font="default" size="100%">Wilson, James F</style></author><author><style face="normal" font="default" size="100%">Wright, Alan F</style></author><author><style face="normal" font="default" size="100%">Young, Lauren</style></author><author><style face="normal" font="default" size="100%">Zhai, Guangju</style></author><author><style face="normal" font="default" size="100%">Zhuang, Wei Vivian</style></author><author><style face="normal" font="default" size="100%">Bierut, Laura J</style></author><author><style face="normal" font="default" size="100%">Boomsma, Dorret I</style></author><author><style face="normal" font="default" size="100%">Boyd, Heather A</style></author><author><style face="normal" font="default" size="100%">Crisponi, Laura</style></author><author><style face="normal" font="default" size="100%">Demerath, Ellen W</style></author><author><style face="normal" font="default" size="100%">van Duijn, Cornelia M</style></author><author><style face="normal" font="default" size="100%">Econs, Michael J</style></author><author><style face="normal" font="default" size="100%">Harris, Tamara B</style></author><author><style face="normal" font="default" size="100%">Hunter, David J</style></author><author><style face="normal" font="default" size="100%">Loos, Ruth J F</style></author><author><style face="normal" font="default" size="100%">Metspalu, Andres</style></author><author><style face="normal" font="default" size="100%">Montgomery, Grant W</style></author><author><style face="normal" font="default" size="100%">Ridker, Paul M</style></author><author><style face="normal" font="default" size="100%">Spector, Tim D</style></author><author><style face="normal" font="default" size="100%">Streeten, Elizabeth A</style></author><author><style face="normal" font="default" size="100%">Stefansson, Kari</style></author><author><style face="normal" font="default" size="100%">Thorsteinsdottir, Unnur</style></author><author><style face="normal" font="default" size="100%">Uitterlinden, André G</style></author><author><style face="normal" font="default" size="100%">Widen, Elisabeth</style></author><author><style face="normal" font="default" size="100%">Murabito, Joanne M</style></author><author><style face="normal" font="default" size="100%">Ong, Ken K</style></author><author><style face="normal" font="default" size="100%">Murray, Anna</style></author></authors><translated-authors><author><style face="normal" font="default" size="100%">GIANT Consortium</style></author></translated-authors></contributors><titles><title><style face="normal" font="default" size="100%">Thirty new loci for age at menarche identified by a meta-analysis of genome-wide association studies.</style></title><secondary-title><style face="normal" font="default" size="100%">Nat Genet</style></secondary-title><alt-title><style face="normal" font="default" size="100%">Nat. Genet.</style></alt-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Adolescent</style></keyword><keyword><style  face="normal" font="default" size="100%">Aging</style></keyword><keyword><style  face="normal" font="default" size="100%">Body Height</style></keyword><keyword><style  face="normal" font="default" size="100%">Body Size</style></keyword><keyword><style  face="normal" font="default" size="100%">Child</style></keyword><keyword><style  face="normal" font="default" size="100%">DNA Copy Number Variations</style></keyword><keyword><style  face="normal" font="default" size="100%">Female</style></keyword><keyword><style  face="normal" font="default" size="100%">Genetic Loci</style></keyword><keyword><style  face="normal" font="default" size="100%">Genetic Predisposition to Disease</style></keyword><keyword><style  face="normal" font="default" size="100%">Genome-Wide Association Study</style></keyword><keyword><style  face="normal" font="default" size="100%">Humans</style></keyword><keyword><style  face="normal" font="default" size="100%">Inheritance Patterns</style></keyword><keyword><style  face="normal" font="default" size="100%">Menarche</style></keyword><keyword><style  face="normal" font="default" size="100%">Obesity</style></keyword><keyword><style  face="normal" font="default" size="100%">Polymorphism, Single Nucleotide</style></keyword><keyword><style  face="normal" font="default" size="100%">Quantitative Trait Loci</style></keyword><keyword><style  face="normal" font="default" size="100%">Reproducibility of Results</style></keyword><keyword><style  face="normal" font="default" size="100%">Time Factors</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2010</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2010 Dec</style></date></pub-dates></dates><volume><style face="normal" font="default" size="100%">42</style></volume><pages><style face="normal" font="default" size="100%">1077-85</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;To identify loci for age at menarche, we performed a meta-analysis of 32 genome-wide association studies in 87,802 women of European descent, with replication in up to 14,731 women. In addition to the known loci at LIN28B (P = 5.4 × 10⁻⁶⁰) and 9q31.2 (P = 2.2 × 10⁻³³), we identified 30 new menarche loci (all P &lt; 5 × 10⁻⁸) and found suggestive evidence for a further 10 loci (P &lt; 1.9 × 10⁻⁶). The new loci included four previously associated with body mass index (in or near FTO, SEC16B, TRA2B and TMEM18), three in or near other genes implicated in energy homeostasis (BSX, CRTC1 and MCHR2) and three in or near genes implicated in hormonal regulation (INHBA, PCSK2 and RXRG). Ingenuity and gene-set enrichment pathway analyses identified coenzyme A and fatty acid biosynthesis as biological processes related to menarche timing.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">12</style></issue><custom1><style face="normal" font="default" size="100%">http://www.ncbi.nlm.nih.gov/pubmed/21102462?dopt=Abstract</style></custom1></record><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Fabretto, Antonella</style></author><author><style face="normal" font="default" size="100%">Kutsche, Kerstin</style></author><author><style face="normal" font="default" size="100%">Harmsen, May-Britt</style></author><author><style face="normal" font="default" size="100%">Demarini, Sergio</style></author><author><style face="normal" font="default" size="100%">Gasparini, Paolo</style></author><author><style face="normal" font="default" size="100%">Fertz, Maria Cristina</style></author><author><style face="normal" font="default" size="100%">Zenker, Martin</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Two cases of Noonan syndrome with severe respiratory and gastroenteral involvement and the SOS1 mutation F623I.</style></title><secondary-title><style face="normal" font="default" size="100%">Eur J Med Genet</style></secondary-title><alt-title><style face="normal" font="default" size="100%">Eur J Med Genet</style></alt-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Child, Preschool</style></keyword><keyword><style  face="normal" font="default" size="100%">Genes, ras</style></keyword><keyword><style  face="normal" font="default" size="100%">Germ-Line Mutation</style></keyword><keyword><style  face="normal" font="default" size="100%">Heterozygote</style></keyword><keyword><style  face="normal" font="default" size="100%">Humans</style></keyword><keyword><style  face="normal" font="default" size="100%">Infant</style></keyword><keyword><style  face="normal" font="default" size="100%">Infant, Newborn</style></keyword><keyword><style  face="normal" font="default" size="100%">Male</style></keyword><keyword><style  face="normal" font="default" size="100%">Mutation, Missense</style></keyword><keyword><style  face="normal" font="default" size="100%">Noonan Syndrome</style></keyword><keyword><style  face="normal" font="default" size="100%">Phenotype</style></keyword><keyword><style  face="normal" font="default" size="100%">SOS1 Protein</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2010</style></year><pub-dates><date><style  face="normal" font="default" size="100%">2010 Sep-Oct</style></date></pub-dates></dates><volume><style face="normal" font="default" size="100%">53</style></volume><pages><style face="normal" font="default" size="100%">322-4</style></pages><language><style face="normal" font="default" size="100%">eng</style></language><abstract><style face="normal" font="default" size="100%">&lt;p&gt;Noonan syndrome (NS) is an autosomal dominant, inherited disorder characterized by facial dysmorphism, congenital heart defects, and reduced postnatal growth. Dysregulated RAS-MAPK signalling is the common molecular basis for NS, a genetically heterogeneous disease. Germline mutations in genes encoding small GTPases of the RAS family (KRAS and NRAS), modulators of RAS function (PTPN11, SOS1 and SHOC2) or downstream signal transducers (RAF1) are causative for NS. SOS1 is the second major gene for NS after PTPN11. Compared to patients with mutations in other genes, SOS1 mutation-positive individuals in general tend to have a more favorable outcome, with less short stature and cognitive impairment. We describe two unrelated patients with NS carrying the same heterozygous SOS1 missense mutation (c.1867T &gt; A/p.F623I). The phenotype of both patients is remarkable as they show uncommon clinical features such as pulmonary lymphangiectasis, congenital pleural effusions, severe feeding problems, and laryngomalacia. These findings may be related to the specific mutation present in our two patients, or be part of the SOS1 phenotype. Detailed clinical assessment of large cohorts of patients with NS and SOS1 mutation is required to clarify this initial observation.&lt;/p&gt;</style></abstract><issue><style face="normal" font="default" size="100%">5</style></issue><custom1><style face="normal" font="default" size="100%">http://www.ncbi.nlm.nih.gov/pubmed/20673819?dopt=Abstract</style></custom1></record></records></xml>