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D. Spence · SciRah

Researcher profile · Semantic Scholar

D. Spence

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D. Spence — researcher profile on SciRah

h-index: 43
Works: 140
Citations: 8,828

Most-cited papers

The Global Problem of Insufficient Sleep and Its Serious Public Health Implications
Vijay Kumar Chattu, Md. Dilshad Manzar, Soosanna Kumary, Deepa Burman +2 more
2018Healthcare917 citations Open access
Semantic Scholar
Melatonin--a pleiotropic, orchestrating regulator molecule.
R. Hardeland, Daniel P. Cardinali, V. Srinivasan, D. Spence +2 more
2011Progress in neurobiology828 citations Open access
Semantic Scholar
Melatonin Antioxidative Defense: Therapeutical Implications for Aging and Neurodegenerative Processes
S. Pandi-Perumal, Ahmed S. Bahammam, G. Brown, D. Spence +4 more
2012Neurotoxicity research324 citations Open access
Semantic Scholar
Clarifying the role of sleep in depression: A narrative review.
S. Pandi-Perumal, J. Monti, Deepa Burman, R. Karthikeyan +4 more
2020Psychiatry Research299 citations
Semantic Scholar
Dimensionality of the Pittsburgh Sleep Quality Index: a systematic review
Md. Dilshad Manzar, Ahmed S. Bahammam, U. A. Hameed, D. Spence +3 more
2018Health and Quality of Life Outcomes200 citations Open access
Semantic Scholar
RNA Interference
Stan Floresco, Robert Kessler, Ronald L. Cowan, M. Slifstein +94 more
2010Methods in Molecular Biology191 citations
Semantic Scholar
Validity of the Pittsburgh Sleep Quality Index in Indian University Students.
Md. Dilshad Manzar, J. A. Moiz, Wassilatul Zannat, D. Spence +3 more
2015Oman Medical Journal159 citations Open access
Semantic Scholar
Sleep and circadian rhythm dysregulation in schizophrenia.
J. Monti, Ahmed S. Bahammam, S. Pandi-Perumal, V. Bromundt +3 more
2013Progress in Neuro-psychopharmacology and Biological Psychiatry154 citations Open access
Semantic Scholar
Jet lag, circadian rhythm sleep disturbances, and depression: the role of melatonin and its analogs
V. Srinivasan, Jarnail Singh, S. Pandi-Perumal, G. Brown +2 more
2010Advances in Therapy138 citations Open access
Semantic Scholar
Obstructive sleep apnea: personal, societal, public health, and legal implications
N. Morsy, Nesrine S Farrag, Nevin F. W. Zaki, A. Badawy +6 more
2019Reviews on Environmental Health118 citations Open access
Semantic Scholar
Therapeutic potential of melatonin and its analogs in Parkinson’s disease: focus on sleep and neuroprotection
V. Srinivasan, Daniel P. Cardinali, U. Srinivasan, C. Kaur +4 more
2011Therapeutic Advances in Neurological Disorders112 citations Open access
Semantic Scholar
Melatonin in septic shock: some recent concepts.
V. Srinivasan, S. Pandi-Perumal, D. Spence, H. Kato +1 more
2010Journal of critical care100 citations Open access
Semantic Scholar
Insufficient Sleep Syndrome: Is it time to classify it as a major noncommunicable disease?
Vijay Kumar Chattu, S. Sakhamuri, Raman K Kumar, D. Spence +2 more
2017Sleep Science98 citations Open access
Semantic Scholar
Melatonin in Mitochondrial Dysfunction and Related Disorders
V. Srinivasan, D. Spence, S. Pandi-Perumal, G. Brown +1 more
2011International Journal of Alzheimer's Disease96 citations Open access
Semantic Scholar
Sleep Disorders as a Cause of Motor Vehicle Collisions
M. D. de Mello, F. Narciso, S. Tufik, T. Paiva +4 more
2013International Journal of Preventive Medicine90 citations
Semantic Scholar
Chronobiological theories of mood disorder
Nevin F. W. Zaki, D. Spence, Ahmed S. Bahammam, S. Pandi-Perumal +2 more
2018European Archives of Psychiatry and Clinical Neuroscience86 citations Open access
Semantic Scholar
The Interlinked Rising Epidemic of Insufficient Sleep and Diabetes Mellitus
Vijay Kumar Chattu, Soosanna Kumary Chattu, Deepa Burman, D. Spence +1 more
2019Healthcare84 citations Open access
Semantic Scholar
Melatonin agonists in primary insomnia and depression-associated insomnia: are they superior to sedative-hypnotics?
V. Srinivasan, A. Brzezinski, S. Pandi-Perumal, D. Spence +2 more
2011Progress in Neuro-psychopharmacology and Biological Psychiatry75 citations Open access
Semantic Scholar
Serotonin Transporter
Michael M. Morgan, M. Christie, L. de Lecea, J. C. G. Halford +165 more
2021Encyclopedia of Evolutionary Psychological Science65 citations
Semantic Scholar
The Origin and Clinical Relevance of Yoga Nidra
S. Pandi-Perumal, D. Spence, N. Srivastava, D. Kanchibhotla +4 more
2022Sleep and Vigilance64 citations Open access
Semantic Scholar
Zolpidem's use for insomnia.
J. Monti, D. Spence, K. Buttoo, S. Pandi-Perumal
2017Asian Journal of Psychiatry64 citations
Semantic Scholar
Melatonin as a therapeutic tool in ophthalmology: implications for glaucoma and uveitis
R. Rosenstein, S. Pandi-Perumal, V. Srinivasan, D. Spence +2 more
2010Journal of Pineal Research58 citations Open access
Semantic Scholar
The correlation between oxygen saturation indices and the standard obstructive sleep apnea severity
S. Wali, Bahaa Abaalkhail, I. AlQassas, Faris F. Alhejaili +2 more
2020Annals of Thoracic Medicine55 citations Open access
Semantic Scholar
Pharmacotherapy of Insomnia
D. Neubauer, S. Pandi-Perumal, D. Spence, K. Buttoo +1 more
2018Journal of Central Nervous System Disease50 citations Open access
Semantic Scholar
Association of Per3 length polymorphism with bipolar I disorder and schizophrenia
R. Karthikeyan, G. Marimuthu, C. Ramasubramanian, Gautham Arunachal +5 more
2014Neuropsychiatric Disease and Treatment47 citations Open access
Semantic Scholar
Psychometric properties of the Epworth sleepiness scale in Ethiopian university students
Md. Dilshad Manzar, Mohammed Salahuddin, M. Alamri, Abdulrhman S. B. Albougami +4 more
2019Health and Quality of Life Outcomes43 citations Open access
Semantic Scholar
Factor scoring models of the Pittsburgh Sleep Quality Index: a comparative confirmatory factor analysis
Md. Dilshad Manzar, Wassilatul Zannat, J. A. Moiz, D. Spence +3 more
201640 citations
Semantic Scholar
Do Disparities in Sleep Duration Among Racial and Ethnic Minorities Contribute to Differences in Disease Prevalence?
Vijay Kumar Chattu, Soosanna Kumary Chattu, D. Spence, M. Manzar +2 more
2019Journal of Racial and Ethnic Health Disparities38 citations
Semantic Scholar
Zopiclone as positive control in studies examining the residual effects of hypnotic drugs on driving ability.
J. Verster, D. Spence, A. Shahid, S. Pandi-Perumal +1 more
2011Current Drug Safety38 citations
Semantic Scholar
Prevalence of poor sleep quality in the Ethiopian population: a systematic review and meta-analysis
Md. Dilshad Manzar, B. B. Bekele, M. Noohu, Mohammed Salahuddin +4 more
2019Sleep and Breathing37 citations
Semantic Scholar
Dimensionality of the Pittsburgh Sleep Quality Index in the young collegiate adults
Md. Dilshad Manzar, Wassilatul Zannat, M. E. Hussain, S. Pandi-Perumal +5 more
2016SpringerPlus37 citations Open access
Semantic Scholar
Should we listen to our clock to prevent type 2 diabetes mellitus?
R. Karthikeyan, G. Marimuthu, D. Spence, S. Pandi-Perumal +3 more
2014Diabetes Research and Clinical Practice35 citations Open access
Semantic Scholar
Racial/Ethnic and Social Inequities in Sleep Medicine: The Tip of the Iceberg?
S. Pandi-Perumal, Asmaa M Abumuamar, D. Spence, Vijay Kumar Chattu +2 more
2017Journal of the National Medical Association33 citations
Semantic Scholar
Prevalence and Predictors of Ocular Complications in Obstructive Sleep Apnea Patients: A Cross-sectional Case-control Study
N. Morsy, Badawi E Amani, A. Magda, Awadalla J Nabil +5 more
2019The Open Respiratory Medicine Journal32 citations Open access
Semantic Scholar
Per3 length polymorphism in patients with type 2 diabetes mellitus
R. Karthikeyan, G. Marimuthu, M. Sooriyakumar, Ahmed S. Bahammam +4 more
2014Hormone Molecular Biology and Clinical Investigation30 citations Open access
Semantic Scholar
The association of BDNF gene polymorphism with cognitive impairment in insomnia patients
N. Zaki, Elsayed Saleh, M. Elwasify, E. Mahmoud +4 more
2019Progress in Neuro-psychopharmacology and Biological Psychiatry27 citations
Semantic Scholar
Association between visual impairment and sleep duration: analysis of the 2009 National Health Interview Survey (NHIS)
A. Ramos, D M Wallace, N. Williams, D. Spence +3 more
2014BMC Ophthalmology27 citations Open access
Semantic Scholar
Polysomnography: An Overview
S. Pandi-Perumal, D. Spence, Ahmed S. Bahammam
201427 citations
Semantic Scholar
Sleep architecture of consolidated and split sleep due to the dawn (Fajr) prayer among Muslims and its impact on daytime sleepiness
Ahmed S. Bahammam, Munir M. Sharif, D. Spence, S. Pandi-Perumal
2012Annals of Thoracic Medicine26 citations Open access
Semantic Scholar
Pharmacotherapy of Insomnia with Ramelteon: Safety, Efficacy and Clinical Applications
S. Pandi-Perumal, D. Spence, J. Verster, V. Srinivasan +3 more
2011Journal of Central Nervous System Disease26 citations Open access
Semantic Scholar
Understanding the role of sleep and its disturbances in Autism spectrum disorder
R. Karthikeyan, D. Cardinali, V. Shakunthala, D. Spence +2 more
2020International Journal of Neuroscience25 citations Open access
Semantic Scholar
Startle Response
Michael M. Morgan, M. Christie, L. de Lecea, J. C. G. Halford +165 more
2020Encyclopedia of Autism Spectrum Disorders25 citations
Semantic Scholar
When insomnia is not just insomnia: the deeper correlates of disturbed sleep with reference to DSM-5.
Ravi Gupta, D. Zalai, D. Spence, Ahmed S. Bahammam +3 more
2014Asian Journal of Psychiatry25 citations
Semantic Scholar
Psychometric Properties of the Athens Insomnia Scale in Occupational Computer Users
Mohamed Sherif Sirajudeen, Md Dilshad Manzar, M. Alqahtani, Msaad Alzhrani +4 more
2020Healthcare24 citations Open access
Semantic Scholar
Depressive Symptoms, Sleep Profiles and Serum Melatonin Levels in a Sample of Breast Cancer Patients
Nevin F. W. Zaki, Yomna M Sabri, O. Farouk, A. Abdelfatah +3 more
2020Nature and Science of Sleep24 citations Open access
Semantic Scholar
Insomnia Symptoms and Their Association with Anxiety and Poor Sleep Hygiene Practices Among Ethiopian University Students
Md. Dilshad Manzar, M. Noohu, Mohammed Salahuddin, Dejen Nureye +4 more
2020Nature and Science of Sleep23 citations Open access
Semantic Scholar
The Mizan meta-memory and meta-concentration scale for students (MMSS): a test of its psychometric validity in a sample of university students
Md. Dilshad Manzar, Abdulrhman S. B. Albougami, Mohammed Salahuddin, Peter Sony +2 more
2018BMC Psychology23 citations Open access
Semantic Scholar
Chronotherapeutics: Recognizing the Importance of Timing Factors in the Treatment of Disease and Sleep Disorders
N. Zaki, M. Yousif, Ahmed S. Bahammam, D. Spence +3 more
2019Clinical neuropharmacology18 citations
Semantic Scholar
Sleep and Autism Spectrum Disorder: A Comprehensive Review of Diagnosis, Markers, Interventions, and Treatments
Deepa Burman, K. Ramanujam, D. Manzar, Vijay Kumar Chattu +4 more
2023Sleep and Vigilance14 citations
Semantic Scholar
Stroke Prevention, Treatment, and Rehabilitation
H. Barnett, D. Spence
201214 citations
Semantic Scholar

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