1. The circadian systems genes and their importance of human healthS. Pehlivan2. Single nucleotide polymorphisms (SNPs) in circadian genes: Impact on gene function and phenotypeIbrahim Baris, Onur Ozcan, and Ibrahim Halil Kavakli3. The impact of biological clock and sex hormones on the risk of diseaseAndré Furtado, Diana Costa, Manuel C. Lemos, J. Eduardo Cavaco, Cecília R.A. Santos, and Telma Quintela4. Advances in circadian clock regulation of reproductionYating Li, Haisen Zhang, Yiqun Wang, Dan Li, and Huatao Chen5. Circadian rhythms and cancer Chandrabose Selvaraj, Sher Zaman Safi, and Rajendran Vijayakumar6. Molecular characterization of circadian gene expression and its correlation with survival percentage in colorectal cancer patientsAnkur Datta, Hephzibah Cathryn R., S. Udhaya Kumar, Karthick Vasudevan, D. Thirumal Kumar, Hatem Zayed, and C. George Priya Doss7. Identification of potential circadian genes and associated pathways in colorectal cancerprogression and prognosis using microarray gene expression analysisSri Hari S., Keerthana G., Hrituraj Dey, Rahul V. Sangoji, D. Thirumal Kumar, Hatem Zayed, Karthick Vasudevan, and C. George Priya Doss8. The role of environmental signals in the expression of rhythmic cardiac proteins and their influence on cardiac pathologiesAna Beatriz Rezende Paula, Letícia Teresinha Resende, Isabela Alcântara Barretto Araújo Jardim, Alexandre Martins Oliveira Portes, and Mauro César Isoldi9. Circadian system microRNAs - Role in the development of cardiovascular diseasesIvana skrlec10. The circadian system and mood related behavior in miceU. Albrecht11. The interplay between circadian clock and viral infections: A molecular perspectiveElora Kalita, Mamta Panda, and Vijay Kumar Prajapati