Professor, Pediatrics, Pennsylvania State University College of Medicine
Pediatrics
Dr. Roger L. Ladda, MD
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Doctor Roger L. Ladda, MD practices Pediatrics. He graduated from University of Chicago Pritzker School of Medicine. University of Chicago Pritzker School of Medicine is ranked 10 in research and 19 in primary care medicine He received 1 awards: "Fellow (FAAP)". Roger L. Ladda, MD is a published doctor and has 97 publications published. The lastest was: 'Absence of linkage of apparently single gene mediated ADHD with the human syntenic region of the mouse mutant Coloboma.'
Publications
- The duplication 17p13.3 phenotype: Analysis of 21 families delineates developmental, behavioral and brain abnormalities, and rare variant phenotypes.
- High-resolution array CGH defines critical regions and candidate genes for microcephaly, abnormalities of the corpus callosum, and seizure phenotypes in patients with ...
- The impact of antibodies on clinical outcomes in diseases treated with therapeutic protein: Lessons learned from infantile Pompe disease.
- Recessive mutations in the gene encoding the tight junction protein occludin cause band-like calcification with simplified gyration and polymicrogyria.
- Duplication of the distal long arm of chromosome 15: report of three new patients and review of the literature.
- Case Report: Genetic analysis and anesthetic management of a child with Niemann-Pick disease Type A.
- "Mosaic trachea" in a child with trisomy 9 mosaicism.
- Hershey Medical Center Technical Workshop Report: optimizing the design and interpretation of epidemiologic studies for assessing neurodevelopmental effects from in ut...
- Tethered cord, corpus callosum abnormalities, and periventricular cysts in Wolf-Hirschhorn syndrome. Report of two cases and review of the literature.
- Establishment and characterization of a new human urinary bladder carcinoma cell line (PS-1).
- An approach to a genetic eye disorder.
- Sex chromosomal mosaicism undetected by prenatal study.
- Retinoblastoma: chromosome banding in patients with heritable tumour.
- Long-term persistence of cytomegalovirus genome in cultured human cells of prostatic origin.
- [Intranuclear inclusion in the trophozoite of the erythrocytic form of Plasmodium berghei in the rat by chloroquine absorption].
- Computer-assisted analysis of chromosomal abnormalities: detection of a deletion in aniridia-Wilms'' tumor syndrome.
- Eye-derived growth factor from retina and epidermal growth factor are immunologically distinct and bind to different receptors on human foreskin fibroblasts.
- Second locus for Hirschsprung disease/Waardenburg syndrome in a large Mennonite kindred.
- Three new point mutations in type II procollagen (COL2A1) and identification of a fourth family with the COL2A1 Arg519-->Cys base substitution using conformation sensi...
- Electron microscopy of Plasmodium falciparum . 1. The structure of trophozoites in erythrocytes of human volunteers.
- Penetration of erythrocytes by merozoites of mammalian and avian malarial parasites.
- Chloroquine sensitivity and pigment formation in rodent malaria.
- Identity-by-descent and association mapping of a recessive gene for Hirschsprung disease on human chromosome 13q22.
- ELECTRON MICROSCOPY OF PLASMODIUM BERGHEI. I. ON THE MIGRATION OF TROPHOZOITES FROM INFECTED ERYTHROCYTES IN THE RAT.
- Intranuclear ferritin.
- Penetration of erythrocytes by merozoites of mammalian and avian malarial parasites. 1969.
- Absence of linkage of apparently single gene mediated ADHD with the human syntenic region of the mouse mutant Coloboma.
- Duplication and loss of chromosome 21 in two children with Down syndrome and acute leukemia.
- Identical twins with Weissenbacher-Zweymüller syndrome and neural tube defect.
- Somatic cell mosaicism: another source of phenotypic heterogeneity in nuclear families with osteogenesis imperfecta.
- Familial leuconychia, knuckle pads, hearing loss, and palmoplantar hyperkeratosis: an additional family with Bart-Pumphrey syndrome.
- Clinical and molecular analyses of deletion 3p25-pter syndrome.
- A new missense mutation, Arg719Gln, in the beta-cardiac heavy chain myosin gene of patients with familial hypertrophic cardiomyopathy.
- Acute diphenylhydantoin intoxication.
- Restoration of haemolytic complement activity in C5-deficient mice by gene complementation in hybrid cells.
- Introduction of a heterologous nucleus into enucleated cytoplasms of cultured mouse L-cells.
- New insights into the fine structure of rodent malarial parasites.
- Morphologic observations on the effect of antimalarial agents on the erythrocytic forms of Plasmodium berghei in vitro.
- Marden-Walker phenotype: spectrum of variability in three infants.
- Previously apparently undescribed syndrome: shallow orbits, ptosis, coloboma, trigonocephaly, gyral malformations, and mental and growth retardation.
- Congenital contractures, ectodermal dysplasia, cleft lip/palate, and developmental impairment: a distinct syndrome.
- Hereditary factors in sleepwalking and night terrors.
- Chromosomal abnormalities associated with infertility.
- Prenatal diagnosis of Duchenne muscular dystrophy: failure of amniotic fluid and maternal serum N tau-methylhistidine analyses to detect affected fetuses.
- Hereditary multiple exostoses: report of a kindred.
- A human hepatoma cell line (PCL/PRF/5) produces lung metastases and secretes HBsAg in nude mice.
- Generalized epidermolytic hyperkeratosis in the child of a parent with nevus comedonicus.
- Gonadal dysgenesis in a 46,XY female mosaic for double autosomal trisomies 8 and 21.
- Cerebro-ocular dysplasia-muscular dystrophy (COD-MD) syndrome.
- Nonfunctional epidermal growth factor receptor in cells transformed by Kirsten sarcoma virus.
- Transforming growth factors released from Kirsten sarcoma virus transformed cells do not compete for epidermal growth factor membrane receptors.
- Correlation between phosphatidylcholine labeling and hormone receptor levels in alveolar type II epithelial cells: effects of dexamethasone and epidermal growth factor.
- Detection of an Mr 200,000 glycoprotein in the culture medium of skin fibroblasts from patients with Huntington disease.
- Cytogenetic engineering in vivo: restoration of biologic complement activity to C5-deficient mice by intravenous inoculation of hybrid cells.
- Hypothyroidism in an infant with Down''s syndrome.
- Chromosomal mosaicism in Down''s syndrome: a diagnostic challenge.
- Absence of membrane-bound elementary particles following negative staining of a respiratory-deficient (p - ) strain of baker''s yeast.
- Encouraging patients to undergo prenatal genetic counseling before the day of amniocentesis. Its effect on the use of amniocentesis.
- Neuropathology of oral-facial-digital syndromes.
- Effect of differentiation inducers on growth characteristics of human glioma cell lines.
- Cosegregation of X-linked retinitis pigmentosa and hemophilia A.
- Multiple pterygium syndrome. An overview.
- Carriers with excessively low factor VIII procoagulant activity (VIII AHF): a study of two unrelated families with mild hemophilia A.
- Review of initial 114 cases. Prenatal diagnosis in Central Pennsylvania.
- In search of the missing "link," or is it "band"?
- Monozygotic twins concordant for tracheo-esophageal fistula and discordant for the VATER association.
- Decrease in epidermal growth factor receptor levels and production of material enhancing epidermal growth factor binding accompany the temperature-dependent changes fr...
- Radioreceptor assay for epidermal growth factor.
- Epidermal growth factor potentiates cortisone-induced cleft palate in the mouse.
- Langer-Giedion syndrome: type II tricho-rhino-phalangeal dysplasia.
- Quantitation of phosphatidylcholine secretion in lung slices and primary cultures of rat lung cells.
- Craniosynostosis associated with limb reduction malformations and cleft lip/palate: a distinct syndrome.
- Properties of human epithelioid cells established in vitro by a herpesvirus [IBRV(HMC)] isolated from cytomegalovirus-transformed human cells.
- Establishment and characterization of a new endometrial cancer cell line (SCRC-1).
- Dandy-Walker malformation in Ellis-van Creveld syndrome.
- Purkinje cell inclusions and 'atelencephaly' in 13q-chromosomal syndrome.
- Receptor for epidermal growth factor retains normal structure and function in aging cells.
- Protein kinase C and non-functional EGF receptor in K-ras transformed cells.
- Induction of collagenase secretion in human fibroblast cultures by growth promoting factors.
- Effect of tunicamycin on the biosynthesis of human fibroblast collagenase.
- Induction and suppression of type I collagenase in cultured human cells.
- Humero-radial synostosis with ulnar defects in sibs.
- Two infants with del(3)(p25pter) and a review of previously reported cases.
- Prenatal detection of Roberts-SC phocomelia syndrome: report of 2 sibs with characteristic manifestations.
- A review of phenotype-karyotype correlations in individuals with interstitial deletions of the long arm of chromosome 2.
- Inheritance of an RNA splicing mutation (G+ 1 IVS20) in the type III procollagen gene (COL3A1) in a family having aortic aneurysms and easy bruisability: phenotypic ov...
- Five children with del (2)(q31q33) and one individual with dup (2)(q31q33) from a single family: review of brain, cardiac, and limb malformations.
- Dexamethasone receptor levels in palatal and lung fibroblasts of adult A/J and C57BL/6J mice: relationship to glucocorticoid-induced cleft palate.
- "Marden-Walker syndrome": neuropathologic findings in two siblings.
- Cerebro-ocular dysplasia--muscular dystrophy (Walker Warburg) syndrome. Findings in 20-week-old fetus.
- Malformations in a child with dup (7pter-p15.1) and del (7q36-qter) as a result of familial pericentric inversion.
- Neurologic manifestations in 18q- syndrome.
- The frequency of uniparental disomy in Prader-Willi syndrome. Implications for molecular diagnosis.
- Cutaneous scar at anterior hair line in mother and child with associated frontal bone defect in child.
- Familial atrial septal defect with prolonged atrioventricular conduction.
- Freedom of information.
Schools
U Of Chgo Div Of Bio Sci Pritzker Sch Of Med
Chldrns Ortho Hospital University Wash
Chldrns Hospital Med Center
Mass Genl Hospital Harvard Med School
Doctors Specialties
- Clinical Cytogenetics
- Clinical Genetics
- Pediatrics
Accepted Insurances
Awards
- Fellow (FAAP)
Education
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Massachusetts General Hospital -
Boston Children's Hospital -
University of Chicago -
University of Chicago Pritzker School of Medicine
Hospital
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Penn State Milton S. Hershey Medical Center
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