Nayana Iyer

ORCID: 0000-0002-9600-4991
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About
Contact & Profiles
Research Areas
  • Epigenetics and DNA Methylation
  • Cancer Immunotherapy and Biomarkers
  • Bladder and Urothelial Cancer Treatments
  • Mast cells and histamine
  • Kruppel-like factors research
  • Immune cells in cancer
  • Immune Cell Function and Interaction
  • RNA modifications and cancer
  • Eosinophilic Disorders and Syndromes
  • PI3K/AKT/mTOR signaling in cancer
  • Eosinophilic Esophagitis
  • Systemic Sclerosis and Related Diseases
  • IL-33, ST2, and ILC Pathways
  • Pulmonary Hypertension Research and Treatments
  • Ion Transport and Channel Regulation
  • Genomics, phytochemicals, and oxidative stress
  • ATP Synthase and ATPases Research
  • Cardiovascular Function and Risk Factors
  • Cancer-related molecular mechanisms research

Imperial College London
2022-2024

Ovarian Cancer Action
2022-2023

Ovarian high-grade serous carcinoma (HGSC) prognosis correlates directly with presence of intratumoral lymphocytes. However, cancer immunotherapy has yet to achieve meaningful survival benefit in patients HGSC. Epigenetic silencing immunostimulatory genes is implicated immune evasion HGSC and re-expression these could promote tumor clearance. We discovered that simultaneous inhibition the histone methyltransferases G9A EZH2 activates CXCL10-CXCR3 axis increases homing effector lymphocytes...

10.1158/1535-7163.mct-21-0743 article EN cc-by Molecular Cancer Therapeutics 2022-02-07

ADP-ribosylation factor 6 (ARF6), a GTPase associated with cancer metastasis, is activated in the lung endothelium pulmonary arterial hypertension (PAH). To identify ARF6-regulated pathways relevant to PAH, we performed state-of-the-art proteomic analysis of human artery endothelial cells (HPAECs) overexpressing wildtype, constitutively active, fast-cycling and dominant negative mutants ARF6. The revealed novel link ARF6 hypoxia-inducible (HIF), addition endocytotic vesicle trafficking, cell...

10.1165/rcmb.2024-0149oc article EN American Journal of Respiratory Cell and Molecular Biology 2024-11-18

High-grade serous ovarian carcinoma (HGSC) remains a disease with poor prognosis that is unresponsive to current immune checkpoint inhibitors. Although PI3K pathway alterations, such as PTEN loss, are common in HGSC, attempts target this have been unsuccessful. We hypothesized aberrant activation may alter the HGSC microenvironment and present targeting opportunity. Single-cell RNA sequencing identified populations of resident macrophages specific Pten-null omental tumors murine models,...

10.1158/0008-5472.can-23-3890 article EN cc-by-nc-nd Cancer Research 2024-08-26

<div>Abstract<p>High-grade serous ovarian carcinoma (HGSC) remains a disease with poor prognosis that is unresponsive to current immune checkpoint inhibitors. Although PI3K pathway alterations, such as <i>PTEN</i> loss, are common in HGSC, attempts target this have been unsuccessful. We hypothesized aberrant activation may alter the HGSC microenvironment and present targeting opportunity. Single-cell RNA sequencing identified populations of resident macrophages...

10.1158/0008-5472.c.7541194 preprint EN 2024-11-15

Abstract Ovarian high grade serous carcinoma (HGSC) remains a disease of poor prognosis that is unresponsive to current immune checkpoint inhibitors. Although PI3K pathway alterations are common in HGSC, attempts target this have been unsuccessful. We hypothesised aberrant activation may alter the HGSC microenvironment and present novel targeting strategy. used both murine models patient samples study impact loss Pten , negative regulator signalling. identified populations resident...

10.1101/2023.07.18.549474 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2023-07-19

ABSTRACT ADP-ribosylation factor 6 (ARF6), a GTPase associated with cancer metastasis, is activated in the lung endothelium pulmonary arterial hypertension (PAH). To identify ARF6-regulated pathways relevant to PAH, we performed state-of-the-art proteomic analysis of human artery endothelial cells (HPAECs) overexpressing wildtype, constitutively active, fast-cycling and dominant negative mutants ARF6. The revealed novel link ARF6 hypoxia-inducible (HIF), addition endocytotic vesicle...

10.1101/2023.09.15.557917 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2023-09-15

Abstract Aberrant cMYC activity is a key driver of cancer, involved in several hallmark processes. Alongside the canonical proliferation, represses immune signalling cell-intrinsic manner. The histone methyltransferases EZH2 and G9a interact with to modulate gene expression, including repression genes via H3K27 H3K9 methylation. Analyses 565 cell lines derived from solid cancers demonstrated that greater cMYC-G9a/EZH2-mediated correlates lower scores manner (innate, Type I II IFN response),...

10.1101/2023.10.18.562888 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2023-10-20

<div>Abstract<p>Ovarian high-grade serous carcinoma (HGSC) prognosis correlates directly with presence of intratumoral lymphocytes. However, cancer immunotherapy has yet to achieve meaningful survival benefit in patients HGSC. Epigenetic silencing immunostimulatory genes is implicated immune evasion HGSC and re-expression these could promote tumor clearance. We discovered that simultaneous inhibition the histone methyltransferases G9A EZH2 activates CXCL10–CXCR3 axis increases...

10.1158/1535-7163.c.6543402 preprint EN 2023-04-03
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