Aneuploidy, TP53 mutation, and amplification of MYC correlate with increased intratumor heterogeneity and poor prognosis of breast cancer patients

…, LS Hernandez, R Meyer, I Torres… - Genes …, 2018 - Wiley Online Library
The clinical course of breast cancer varies from one patient to another. Currently, the choice
of therapy relies on clinical parameters and histological and molecular tumor features. Alas, …

The evolution of single cell-derived colorectal cancer cell lines is dominated by the continued selection of tumor-specific genomic imbalances, despite random …

…, I Quintanilla, HM Padilla-Nash, I Torres… - …, 2018 - academic.oup.com
Intratumor heterogeneity is a major challenge in cancer treatment. To decipher patterns of
chromosomal heterogeneity, we analyzed six colorectal cancer cell lines by multiplex …

Single-cell–derived primary rectal carcinoma cell lines reflect intratumor heterogeneity associated with treatment response

…, NE McNeil, K Heselmeyer-Haddad, I Torres… - Clinical Cancer …, 2020 - AACR
Purpose: The standard treatment of patients with locally advanced rectal cancer consists of
preoperative chemoradiotherapy (CRT) followed by surgery. However, the response of …

[HTML][HTML] Single cell genetic profiling of tumors of breast cancer patients aged 50 years and older reveals enormous intratumor heterogeneity independent of individual …

…, A Lischka, D Hirsch, WD Chen, I Torres… - Cancers, 2021 - mdpi.com
Simple Summary The majority (69.7%) of women diagnosed with breast cancer are above
the age of 55. The population of older breast cancer patients is growing. Nevertheless, older …

Single‐cell genetic analysis of clonal dynamics in colorectal adenomas indicates CDX2 gain as a predictor of recurrence

…, D Hirsch, LS Hernandez, I Torres… - … journal of cancer, 2019 - Wiley Online Library
Colorectal adenomas are common precancerous lesions with the potential for malignant
transformation to colorectal adenocarcinoma. Endoscopic polypectomy provides an opportunity …

[HTML][HTML] High levels of chromosomal copy number alterations and TP53 mutations correlate with poor outcome in younger breast cancer patients

…, D Fiedler, Y Hu, N Doberstein, I Torres… - The American Journal of …, 2020 - Elsevier
Prognosis in young patients with breast cancer is generally poor, yet considerable differences
in clinical outcomes between individual patients exist. To understand the genetic basis of …

Gene density and chromosome territory shape

N Sehgal, AJ Fritz, K Morris, I Torres, Z Chen, J Xu… - Chromosoma, 2014 - Springer
Despite decades of study of chromosome territories (CT) in the interphase nucleus of mammalian
cells, our understanding of the global shape and 3-D organization of the individual CT …

[HTML][HTML] Centrosome reduction in newly-generated tetraploid cancer cells obtained by separase depletion

C Galofré, E Asensio, M Ubach, IM Torres… - Scientific reports, 2020 - nature.com
Tetraploidy, a common feature in cancer, results in the presence of extra centrosomes, which
has been associated with chromosome instability (CIN) and aneuploidy. Deregulation in …

Tumor heterogeneity assessed by sequencing and fluorescence in situ hybridization (FISH) data

…, X Fu, Y Tao, K Heselmeyer-Haddad, I Torres… - …, 2021 - academic.oup.com
Motivation Computational reconstruction of clonal evolution in cancers has become a crucial
tool for understanding how tumors initiate and progress and how this process varies across …

[HTML][HTML] Single-cell resolved ploidy and chromosomal aberrations in nonalcoholic steatohepatitis-(NASH) induced hepatocellular carcinoma and its precursor lesions

J Friemel, I Torres, E Brauneis, T Thörner… - Scientific reports, 2022 - nature.com
Nonalcoholic steatohepatitis (NASH)-induced hepatocellular carcinoma (HCC) and its precursor,
nonalcoholic fatty liver disease (NAFLD) are an unmet health issue due to widespread …