Accepted Manuscript Title: Characterization of DLL3-positive circulating tumor cells (CTCs) in patients with small cell lung cancer (SCLC) and evaluation of their clinical relevance during front-line treatment Authors: Ippokratis Messaritakis, Michalis Nikolaou, Fillipos Koinis, Eleni Politaki, Anastasios Koutsopoulos, Eleni Lagoudaki, Eleni- Kyriaki Vetsika, Vassilis Georgoulias, Athanasios Kotsakis PII: S0169-5002(19)30518-5 DOI: https://doi.org/10.1016/j.lungcan.2019.06.025 Reference: LUNG 6062 To appear in: Lung Cancer Received date: 24 March 2019 Revised date: 11 June 2019 Accepted date: 26 June 2019 Please cite this article as: Messaritakis I, Nikolaou M, Koinis F, Politaki E, Koutsopoulos A, Lagoudaki E, Vetsika E-K, Georgoulias V, Kotsakis A, Characterization of DLL3- positive circulating tumor cells (CTCs) in patients with small cell lung cancer (SCLC) and evaluation of their clinical relevance during front-line treatment, Lung Cancer (2019), https://doi.org/10.1016/j.lungcan.2019.06.025 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.