OOIR: Observatory of International Research

Papers

(The TQCC of Journal of Pineal Research is 12. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
RETRACTION: Changes in the Expression of Melatonin Receptors Induced by Melatonin Treatment in Hepatocarcinoma HepG2 Cells	140
BPS‐induced ovarian dysfunction: Protective actions of melatonin via modulation of SIRT‐1/Nrf2/NFĸB and IR/PI3K/pAkt/GLUT‐4 expressions in adult golden hamster	111
Microbial Melatonin Production Improves Plant Metabolic Function in Short‐Term Climate‐Induced Stresses	101
Melatonin mediates reactive oxygen species homeostasis via SlCV to regulate leaf senescence in tomato plants	81
Zygotic Exposure to Venlafaxine Disrupts the Circadian Locomotor Activity Behaviour in Zebrafish Larvae	59
Melatonin inhibits chondrosarcoma cell proliferation and metastasis by enhancing miR‐520f‐3p production and suppressing MMP7 expression	57
Correction to high sensitivity of melatonin suppression response to evening light in preschool‐aged children	56
Melatonin Increased Autophagy Level to Facilitate Osteogenesis of Inflamed PDLSCs Through TMEM110 Signaling Pathways	55
A phase II, single‐center, double‐blind, randomized placebo‐controlled trial to explore the efficacy and safety of intravenous melatonin in surgical patients with severe sepsis admitted to the intensi	47
Melatonin targets MoIcl1 and works synergistically with fungicide isoprothiolane in rice blast control	46
Melatonin as a chronobiotic/cytoprotective agent in bone. Doses involved	46
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Melatonin modulates metabolic remodeling in HNSCC by suppressing MTHFD1L‐formate axis	42
From Seasonality to Species Conservation: Chronobiological Research on European Hamsters in Strasbourg, France	41
Investigating the safety profiles of exogenous melatonin and associated adverse events: A pharmacovigilance study using WHO‐VigiBase	39
Erratum to: Mitochondrial cytochrome P450 (CYP) 1B1 is responsible for melatonin‐induced apoptosis in neural cancer cells	39
Anti‐PANoptosis is involved in neuroprotective effects of melatonin in acute ocular hypertension model	39
Issue Information	38
Melatonin Ameliorates Atherosclerotic Plaque Vulnerability by Regulating PPARδ‐Associated Smooth Muscle Cell Phenotypic Switching	38
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Light‐Dependent Circadian Rhythm Governs O‐GlcNAc Cycling to Influence Cognitive Function in Adult Zebrafish	36
Optimizing the Time and Dose of Melatonin as a Sleep‐Promoting Drug: A Systematic Review of Randomized Controlled Trials and Dose−Response Meta‐Analysis	33
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No association between a common type 2 diabetes risk gene variant in the melatonin receptor gene (MTNR1B) and mortality among type 2 diabetes patients	33
Correction to “Melatonin mediates selenium‐induced tolerance to cadmium stress in tomato plants”	32

Effect of melatonin cream on acute radiation dermatitis in patients with primary breast cancer: A double‐blind, randomized, placebo‐controlled trial	32
From gestational chronodisruption to noncommunicable diseases: Pathophysiological mechanisms of programming of adult diseases, and the potential therapeutic role of melatonin	31
3‐Month Melatonin Supplementation to Reduce Brain Oxidative Stress and Improve Sleep in Mild Cognitive Impairment: A Randomised Controlled Feasibility Trial	30
RETRACTION: Melatonin Inhibits the Expression of the Inducible Isoform of Nitric Oxide Synthase and Nuclear Factor Kappa B Activation in Rat Skeletal Muscle	30
Light Environment of Arctic Solstices is Coupled With Melatonin Phase‐Amplitude Changes and Decline of Metabolic Health	30
Melatonin improves skin barrier damage caused by sleep restriction through gut microbiota	29
Melatonin prevents EAAC1 deletion‐induced retinal ganglion cell degeneration by inhibiting apoptosis and senescence	29
Single‐cell transcriptomic analysis reveals circadian rhythm disruption associated with poor prognosis and drug‐resistance in lung adenocarcinoma	28
Melatonin treatment improves ventricular conduction via upregulation of Nav1.5 channel proteins and sodium current in the normal rat heart	28
Predicting melatonin suppression by light in humans: Unifying photoreceptor‐based equivalent daylight illuminances, spectral composition, timing and duration of light exposure	28
Homeobox gene‐encoded transcription factors in development and mature circadian function of the rodent pineal gland	28
Fetal malnutrition is associated with impairment of endogenous melatonin synthesis in pineal via hypermethylation of promoters of protein kinase C alpha and cAMP response element‐binding	28
Melatonin Rescues Influenza A Virus–Induced Cellular Energy Exhaustion via OMA1‐OPA1‐S in Acute Exacerbation of COPD	27
Orphan GPR50 Restrains Neurite Outgrowth and Cell Migration by Activating the G_12/13 Protein‐RhoA Pathway in Neural Progenitor Cells and Tanycytes	27
Melatonin and verteporfin synergistically suppress the growth and stemness of head and neck squamous cell carcinoma through the regulation of mitochondrial dynamics	26
Issue Information	25
Issue Information	25
Effect of melatonin on ATG2B‐mediated autophagy regulation in sheep granulosa cells with different Fec^B genotypes	24
Multi‐Omics Analysis Reveals That AhNHL Contributes to Melatonin‐Mediated Cadmium Tolerance in Peanut Plants	24
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In Vitro and In Vivo Effects of Melatonin‐Containing Combinations in Human Pancreatic Ductal Adenocarcinoma	22
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Protective Effects of Melatonin on Kidney Function Against Contrast Media‐Induced Kidney Damage in Patients With Chronic Kidney Disease: A Prospective, Randomized, Double‐Blinded, Placebo‐Controlled T	21
Melatonin Alleviates Osteoarthritis by Regulating NADPH Oxidase 4–Induced Ferroptosis and Mitigating Mitochondrial Dysfunction	20
Relating Photoperiod and Outdoor Temperature With Sleep Architecture in Patients With Neuropsychiatric Sleep Disorders	20
Mouse Models in Circadian Rhythm and Melatonin Research	20
Melatonin Affects Peucedanum praeruptorum Vegetative Growth and Coumarin Synthesis by Modulating the Antioxidant System, Photosynthesis, and Endogenous Hormones	20
Melatonin Inhibits Endometriosis Growth via Specific Binding and Inhibition of EGFR Phosphorylation	19
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Melatonin as a key regulator in seed germination under abiotic stress	19
Melatonin, an Antitumor Necrosis Factor Therapy	18
Pan‐cancer analyses reveal genomics and clinical characteristics of the melatonergic regulators in cancer	17
IAT4, a New Indolamine N‐Acetyltransferase in Saccharomyces cerevisiae Involved in Melatonin Biosynthesis	17
Correction to “Melatonin/PGC1A/UCP1 promotes tumor slimming and represses tumor progression by initiating autophagy and lipid browning”	17
Measuring morning melatonin levels with plasma melatonin ELISA kits is a poor choice on two levels	17
Melatonin and Exercise Restore Myogenesis and Mitochondrial Dynamics Deficits Associated With Sarcopenia in iMS‐Bmal1^−/− Mice	17
Thirty‐seven years of MT1 and MT2 melatonin receptor localization in the brain: Past and future challenges	17
Therapeutic potential of melatonin and melatonergic drugs on K18‐hACE2 mice infected with SARS‐CoV‐2	17
Cyclic uniaxial mechanical load enhances chondrogenesis through entraining the molecular circadian clock	17
Melatonin MT1 receptors regulate the Sirt1/Nrf2/Ho‐1/Gpx4 pathway to prevent α‐synuclein‐induced ferroptosis in Parkinson's disease	16
Melatonin sensitizes leukemia cells to the MCL1 inhibitors S63845 and A‐1210477 through multiple pathways	16
High sensitivity of melatonin suppression response to evening light in preschool‐aged children	16
Melatonin protects against developmental PBDE‐47 neurotoxicity by targeting the AMPK/mitophagy axis	16
Melatonin inhibits endometriosis development by disrupting mitochondrial function and regulating tiRNAs	16
Melatonin Regulates Neuronal Synaptic Plasticity in the Supramammillary Nucleus and Attenuates Methamphetamine‐Induced Conditioned Place Preference and Sensitization in Mice	15
Greater sensitivity of the circadian system of women to bright light, but not dim‐to‐moderate light	15
Melatonin Supplementation Alleviates Bone Mineral Density Decline and Circulating Oxidative Stress in Iron‐Overloaded Thalassemia Patients	15
RETRACTION: Melatonin Inhibits Autophagy and Endoplasmic Reticulum Stress in Mice With Carbon Tetrachloride‐Induced Fibrosis	14
Hypnotic effects of melatonin depend on the environmental lighting conditions in the rat	14

Melatonin Regulates Rheumatoid Synovial Fibroblasts‐Related Inflammation: Implications for Pathological Skeletal Muscle Treatment	14
Melatonin receptor structure and signaling	13
Weekly and seasonal variation in the circadian melatonin rhythm in humans: A response	13
Direct Peritoneal Resuscitation and Melatonin in the Treatment of Abdominal Sepsis‐Induced Lung Injury via Macrophage Metabolic Reprogramming	13
Safety of higher doses of melatonin in adults: A systematic review and meta‐analysis	13
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Zebrafish Dark‐Dependent Behavior Requires Phototransduction by the Pineal Gland	13
KARS Mutations Impair Brain Myelination by Inducing Oligodendrocyte Deficiency: One Potential Mechanism and Improvement by Melatonin	12
Histone deacetylase 9 regulates disease resistance through fine‐tuning histone deacetylation of melatonin biosynthetic genes and melatonin accumulation in cassava	12
Melatonin and Seasonal Synchrony in Mammals	12
Cover image	12
Criticism on the Incorrect Use of Oxygen–Ozone Therapy in Medicine	12
Standardized and Calibrated Light Stimuli via Head‐Mounted Displays for Investigating the Nonvisual Effects of Light	12
Melatonin reduces brain injury following inflammation‐amplified hypoxia–ischemia in a translational newborn piglet study of neonatal encephalopathy	12