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Julnar Usta

Research Profile

Geographic Areas

Lebanon

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Chemicals & Drugs

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Publications

TOP 3
Julnar Usta; J M Farver; D Danachi
Child maltreatment: the Lebanese children's experiences.
Pascale E Karam; Georges M Nemer; Rasha Shahabeddeen Alhamra; Julnar Usta
Spectrum of mutations in Lebanese patients with phenylalanine hydroxylase deficiency.
Julnar Usta; Hania Nakkash-Chmaisse; Yolla Bou-Moughlabey; Karim Echtay; Omar El-Rifai; David Griffiths; Yassmine Hachem; Rajaa Fakhoury Makki
Fragrance chemicals lyral and lilial decrease viability of HaCat cells' by increasing free radical production and lowering intracellular ATP level: protection by antioxidants.

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All Publications

2013: Julnar Usta; J M Farver; D Danachi
Child maltreatment: the Lebanese children's experiences.
Child: care, health and development 2013;39(2):228-36.
2013: Pascale E Karam; Georges M Nemer; Rasha Shahabeddeen Alhamra; Julnar Usta
Spectrum of mutations in Lebanese patients with phenylalanine hydroxylase deficiency.
Gene 2013;515(1):117-22.
2013: Julnar Usta; Hania Nakkash-Chmaisse; Yolla Bou-Moughlabey; Karim Echtay; Omar El-Rifai; David Griffiths; Yassmine Hachem; Rajaa Fakhoury Makki
Fragrance chemicals lyral and lilial decrease viability of HaCat cells' by increasing free radical production and lowering intracellular ATP level: protection by antioxidants.
Toxicology in vitro : an international journal published in association with BIBRA 2013;27(1):339-48.
2012: Nayla S Al-Akl; Morouj Ismail; Farah Khaliefeh; Julnar Usta; Alexander M Abdelnoor
Effects of catalase and 1400W on the number of interleukin-4 and interferon-γ secreting spleen cells in mice injected with ovalbumin and alum.
Immunopharmacology and immunotoxicology 2012;34(6):951-5.
2012: Julnar Usta; Bruce Ambuel; Jumana Antoun; Marwan Khawaja
Involving the health care system in domestic violence: what women want.
Annals of family medicine 2012;10(3):213-20.
2012: Julnar Usta; Hussein Abu Daya; Ibraheem Al-Shareef; Omar El-Rifai; Robert H Habib; Houssam Halawi; Ahmad H Malli; Ala I Sharara; Kassem A Barada
Homozygosity for Non-H1069Q Missense Mutations in ATP7B Gene and Early Severe Liver Disease: Report of Two Families and a Meta-analysis.
JIMD reports 2012;4():129-37.
2010: Huijun Chen; Zouhair K Attieh; Basharut A Syed; Yien-Ming Kuo; Valerie Stevens; Brie K Fuqua; Henriette S Andersen; Claire E Naylor; Robert W Evans; Lorraine Gambling; Ruth Danzeisen; Mhenia Bacouri-Haidar; Julnar Usta; Christopher D Vulpe; Harry J McArdle
Identification of zyklopen, a new member of the vertebrate multicopper ferroxidase family, and characterization in rodents and human cells.
The Journal of nutrition 2010;140(10):1728-35.
2010: Kassem A Barada; Mazen El-Atrache; Ihab I El Hajj; Khaled Rida; Jida El-Hajjar; ziyad mahfoud; Julnar Usta
Homozygous mutations in the conserved ATP hinge region of the Wilson disease gene: association with liver disease.
Journal of clinical gastroenterology 2010;44(6):432-9.
2010: Julnar Usta; J Farver
Child sexual abuse in Lebanon during war and peace.
Child: care, health and development 2010;36(3):361-8.
2009: Bassem Saab; Julnar Usta; Stella Major; Jumana Antoun
Impact of a communication skills audiovisual package on medical students' knowledge.
Le Journal médical libanais. The Lebanese medical journal 2009;57(4):226-30.
2009: Julnar Usta; Sawsan Kreydiyyeh; Khuzama Knio; Pascale Barnabe; Yolla Bou-Moughlabay; Shawki Dagher
Linalool decreases HepG2 viability by inhibiting mitochondrial complexes I and II, increasing reactive oxygen species and decreasing ATP and GSH levels.
Chemico-biological interactions 2009;180(1):39-46.
2008: Mohamad A Mikati; Michele Zeinieh; Ralph Abi Habib; Jimmy El Hokayem; Amal Rahmeh; Marwan E El Sabban; Julnar Usta; Ghassan Dbaibo
Changes in sphingomyelinases, ceramide, Bax, Bcl(2), and caspase-3 during and after experimental status epilepticus.
Epilepsy research 2008;81(2-3):161-6.
2008: Mohamad A Mikati; Elias Rizk; Shirine El Dada; Michele Zeinieh; Rana M Kurdi; Jimmy El Hokayem; Amal Rahmeh; Mohamad Koubeissi; Mohamad Kobeissi; Diana Azzam; Julnar Usta; Marwan E El Sabban; Ghassan Dbaibo
Programmed cell death in the lithium pilocarpine model: evidence for NMDA receptor and ceramide-mediated mechanisms.
Brain & development 2008;30(8):513-9.
2008: Julnar Usta; Jo Ann M Farver; Lama Zein
Women, war, and violence: surviving the experience.
Journal of women's health (2002) 2008;17(5):793-804.
2008: Shoghag Panjarian; Lina Kozhaya; Sawsan Arayssi; Maisaa Yehia; Jacek Bielawski; Alicja Bielawska; Julnar Usta; Yusuf A Hannun; Lina M Obeid; Ghassan Dbaibo
De novo N-palmitoylsphingosine synthesis is the major biochemical mechanism of ceramide accumulation following p53 up-regulation.
Prostaglandins & other lipid mediators 2008;86(1-4):41-8.
2008: Hassan H Hammud; Georges M Nemer; Walid Sawma; Jhonny Touma; Pascale Barnabe; Yolla Bou-Mouglabey; Amer Ghannoum; Jida El-Hajjar; Julnar Usta
Copper-adenine complex, a compound, with multi-biochemical targets and potential anti-cancer effect.
Chemico-biological interactions 2008;173(2):84-96.
2008: Khuzama Knio; Julnar Usta; Shawky M Dagher; H Zournajian; Sawsan Ibrahim Kreydiyyeh
Larvicidal activity of essential oils extracted from commonly used herbs in Lebanon against the seaside mosquito, Ochlerotatus caspius.
Bioresource technology 2008;99(4):763-8.
2007: Diana J Azzam; Julnar Usta; Youssef Mouneimne; Jimmy El Hokayem; Mohamad A Mikati
High-performance liquid chromatography method for quantifying sphingomyelin in rat brain.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences 2007;859(1):131-6.
2007: Kassem A Barada; Georges M Nemer; Ihab I Elhajj; J Touma; Najwa Cortas; R-M Boustany; Julnar Usta
Early and severe liver disease associated with homozygosity for an exon 7 mutation, G691R, in Wilson's disease.
Clinical genetics 2007;72(3):264-7.
2007: Julnar Usta; Jo Ann M Farver; Nora Pashayan
Domestic violence: the Lebanese experience.
Public health 2007;121(3):208-19.
2007: Nuha Nuwayri-Salti; Chehade N Karam; Wael A Al Jaroudi; Julnar Usta; Wael M Maharsy; Khalil M Bitar; Anwar B Bikhazi
Effect of type-1 diabetes mellitus on the regulation of insulin and endothelin-1 receptors in rat hearts.
Canadian journal of physiology and pharmacology 2007;85(2):215-24.
2007: Georges Rammouz; Julnar Usta; Sidney J L Ribeiro; Younes Messaddeq; François Couderc; Véréna Poinsot
Analysis of sphingosine 1-phosphate by capillary electrophoresis coupled to laser-induced fluorescence detection: use of a transparent fused-silica capillary.
Journal of capillary electrophoresis and microchip technology 2007;10(1-2):25-31.
2006: Georges M Nemer; Fatimah Fadlalah; Julnar Usta; Mona Nemer; Ghassan Dbaibo; Mounir Obeid; Fadi F Bitar
A novel mutation in the GATA4 gene in patients with Tetralogy of Fallot.
Human mutation 2006;27(3):293-4.
2006: Nathalie Zgheib; Philippe W Zgheib; Julnar Usta
Comparison of job and career satisfaction between women physicians and women academicians at the American University of Beirut.
Journal of health and human services administration 2006;29(1):26-50.
2006: Bassem Saab; Julnar Usta
Communicating with terminal patients: lessons from "wit" and students.
Family medicine 2006;38(1):18-20.
2005: Mazen El Alwani; Julnar Usta; Georges M Nemer; Marwan E El Sabban; Michel Nasser; Hala Bitar; Ramzi Souki; Ghassan Dbaibo; Fadi F Bitar
Regulation of the sphingolipid signaling pathways in the growing and hypoxic rat heart.
Prostaglandins & other lipid mediators 2005;78(1-4):249-63.
2005: Chehade N Karam; Nuha Nuwayri-Salti; Julnar Usta; Darine S Zwainy; Roy E Abrahamian; Wael A Al Jaroudi; Malek J Baasisri; Samer M Abdallah; Khalil M Bitar; Anwar B Bikhazi
Effect of systemic insulin and angiotensin II receptor subtype-1 antagonist on endothelin-1 receptor subtype(s) regulation and binding in diabetic rat heart.
Endothelium : journal of endothelial cell research 2005;12(5-6):225-31.
2005: Julnar Usta; Jo Ann M Farver
Is there violence in the neighbourhood? Ask the children.
Journal of public health (Oxford, England) 2005;27(1):3-11.
2005: Bassem Saab; Julnar Usta; Stella Major; Umayya Musharrafieh; Khalil Ashkar
Communication skills in a Lebanese medical school: from movie theaters to medical classrooms.
Family medicine 2005;37(2):90-2.
2005: Wael A Al Jaroudi; Nuha Nuwayri-Salti; Julnar Usta; Darine S Zwainy; Chehade N Karam; Khalil M Bitar; Anwar B Bikhazi
Effect of insulin and angiotensin II receptor subtype-1 antagonist on myocardial remodelling in rats with insulin-dependent diabetes mellitus.
Journal of hypertension 2005;23(2):381-92.
2005: Iman Nuwayhid; Julnar Usta; M Makarem; A Khudr; Abbas El-Zein
Health of children working in small urban industrial shops.
Occupational and environmental medicine 2005;62(2):86-94.
2004: Nour Abboushi; Aimee El-Hed; Wissal El-Assaad; Lina Kozhaya; Marwan E El Sabban; Ali Bazarbachi; Rami Badreddine; Alicja Bielawska; Julnar Usta; Ghassan Dbaibo
Ceramide inhibits IL-2 production by preventing protein kinase C-dependent NF-kappaB activation: possible role in protein kinase Ctheta regulation.
Journal of immunology (Baltimore, Md. : 1950) 2004;173(5):3193-200.
2004: Huijun Chen; Zouhair K Attieh; Trent Su; Basharut A Syed; Hua Gao; Rima M Alaeddine; Tama C Fox; Julnar Usta; Claire E Naylor; Robert W Evans; Andrew T McKie; Gregory J Anderson; Christopher D Vulpe
Hephaestin is a ferroxidase that maintains partial activity in sex-linked anemia mice.
Blood 2004;103(10):3933-9.
2003: Sawsan Ibrahim Kreydiyyeh; Julnar Usta; Khuzama Knio; Sarine Markossian; Shawky M Dagher
Aniseed oil increases glucose absorption and reduces urine output in the rat.
Life sciences 2003;74(5):663-73.
2003: Julnar Usta; Ihab M Usta; Stella Major
Osteitis pubis: an unusual postpartum presentation.
Archives of gynecology and obstetrics 2003;269(1):77-8.
2003: Julnar Usta; Sawsan Ibrahim Kreydiyyeh; Pascale Barnabe; Yolla Bou-Moughlabay; Hania Nakkash-Chmaisse
Comparative study on the effect of cinnamon and clove extracts and their main components on different types of ATPases.
Human & experimental toxicology 2003;22(7):355-62.
2003: Bassem Saab; Nabil Kanaan; Ghassan N Hamadeh; Julnar Usta
Postgraduate educational program for primary care physicians in remote areas in Lebanon.
The Journal of continuing education in the health professions 2003;23(3):168-72.
2002: Julnar Usta; Sawsan Ibrahim Kreydiyyeh; K Bajakian; H Nakkash-Chmaisse
In vitro effect of eugenol and cinnamaldehyde on membrane potential and respiratory chain complexes in isolated rat liver mitochondria.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 2002;40(7):935-40.
2002: Besim Ogretmen; Benjamin J Pettus; Michael J Rossi; Rachel Wood; Julnar Usta; Zdzislaw Szulc; Alicja Bielawska; Lina M Obeid; Yusuf A Hannun
Biochemical mechanisms of the generation of endogenous long chain ceramide in response to exogenous short chain ceramide in the A549 human lung adenocarcinoma cell line. Role for endogenous ceramide in mediating the action of exogenous ceramide.
The Journal of biological chemistry 2002;277(15):12960-9.
2002: Sawsan Ibrahim Kreydiyyeh; Julnar Usta
Diuretic effect and mechanism of action of parsley.
Journal of ethnopharmacology 2002;79(3):353-7.
2002: Samer El Bawab; Julnar Usta; Patrick Roddy; Zdzislaw Szulc; Alicja Bielawska; Yusuf A Hannun
Substrate specificity of rat brain ceramidase.
Journal of lipid research 2002;43(1):141-8.
2001: Julnar Usta; Salman Mroueh
Asthma in primary care.
Le Journal médical libanais. The Lebanese medical journal 2001;49(5):284-7.
2001: Sawsan Ibrahim Kreydiyyeh; Julnar Usta; I Kaouk; Rana Al-Sadi
The mechanism underlying the laxative properties of parsley extract.
Phytomedicine : international journal of phytotherapy and phytopharmacology 2001;8(5):382-8.
2001: Besim Ogretmen; Jacqueline M Kraveka; D Schady; Julnar Usta; Yusuf A Hannun; Lina M Obeid
Molecular mechanisms of ceramide-mediated telomerase inhibition in the A549 human lung adenocarcinoma cell line.
The Journal of biological chemistry 2001;276(35):32506-14.
2001: Julnar Usta; Samer El Bawab; Patrick Roddy; Zdzislaw Szulc; A Hannun; Alicja Bielawska
Structural requirements of ceramide and sphingosine based inhibitors of mitochondrial ceramidase.
Biochemistry 2001;40(32):9657-68.
2001: Besim Ogretmen; D Schady; Julnar Usta; R Wood; Jacqueline M Kraveka; Chiara Luberto; Helene Birbes; Yusuf A Hannun; Lina M Obeid
Role of ceramide in mediating the inhibition of telomerase activity in A549 human lung adenocarcinoma cells.
The Journal of biological chemistry 2001;276(27):24901-10.
2000: Sawsan Ibrahim Kreydiyyeh; Julnar Usta; R Copti
Effect of cinnamon, clove and some of their constituents on the Na(+)-K(+)-ATPase activity and alanine absorption in the rat jejunum.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association 2000;38(9):755-62.
1998: Bassem Saab; N H Shararah; Ghassan N Hamadeh; E A Sarru; M M Makarem; Julnar Usta
Purified protein derivative (PPD) conversion rate among Lebanese children in Beirut.
Le Journal médical libanais. The Lebanese medical journal 1998;46(1):20-2.
1997: Julnar Usta; H Barakeh; H Mahfouz; Najwa Cortas
Copper-stimulated adenosine triphosphatase from rat liver. Isolation and kinetic characterization.
Annals of the New York Academy of Sciences 1997;834():475-8.
1997: Nuha Nuwayri-Salti; NASR Rihab; K Haddad; S Chamat; Julnar Usta
Canine leishmaniasis in northern Lebanon.
Annals of tropical medicine and parasitology 1997;91(2):221-2.