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Posts by John Ebos

Alprazolam reduces inflammatory cytokine production in pancreatic cancer-associated fibroblasts Abstract. Pancreatic ductal adenocarcinoma (PDAC) diagnoses are often accompanied by a number of physical and psychological symptoms, including anxiety and depression. As a result, many patients are p...

New FeiginLab paper is OUT! A commonly prescribed anti-anxiety drug reduces inflammatory signaling in pancreatic cancer through regulation of cancer-associated fibroblast activity!

aacrjournals.org/cancerrescom...

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Don’t miss our featured posters for Monday, April 20—highlighting even more critical discoveries from Roswell Park. See you at AACR!

#AACR26

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Metastasis as a Multiorgan Disease: Toward Organ-Informed Precision Oncology Summary:. Metastasis is a multiorgan disease in which disseminated cancer cells undergo profound, tissue-specific reprogramming that reshapes their identity, vulnerabilities, and therapeutic responses...
2 weeks ago 1 0 0 0
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Limitations of serial cloning in mammals - Nature Communications Here they show that extended serial somatic cell cloning imposes a threefold increase in de novo mutations compared to natural reproduction, progressively reducing birth rates and ultimately limiting clonal propagation to 58 generations.

Repeated cloning cannot be sustained indefinitely in mammals, according to a 20-year study in mice published in Nature Communications. The results suggest that sexual reproduction is necessary to eliminate large-scale genetic mutations that can accumulate in mammalian clones. 🧬 🧪

3 weeks ago 48 12 0 2
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Dr Zsiros on the Use of Pembrolizumab/Paclitaxel/Bevacizumab for Ovarian Cancer | OncLive Emese Zsiros, MD, PhD, FACOG, discusses the FDA approval of pembrolizumab plus paclitaxel with or without pembrolizumab for PD-L1–positive ovarian cancer.

WATCH: Emese Zsiros, MD, PhD, FACOG, of @roswellpark.bsky.social, discusses the @fda.gov approval of pembrolizumab plus paclitaxel with or without pembrolizumab for PD-L1–positive ovarian cancer. #gyncsm #oncology
www.onclive.com/view/dr-zsir...

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AI for cancer treatment information: Can academia stay in the game? In this issue of Cancer Cell, Jun et al. developed a retrieval-augmented large language model linked to an academia-led molecular knowledge database, demonstrating how AI may deliver cancer treatment information without hallucination. It must compete for adoption amid a fast-paced, industry-led transformation in the flow of clinical information to patients.

AI for cancer treatment information: Can academia stay in the game?

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For readers interested in drug repurposing, this review summarizes the approaches, evaluates available in silico resources and presents case studies
www.nature.com/articles/s41...
rdcu.be/e60em

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Thank you to the Sinclair Cancer Research Institute at Queens University for hosting my visit this week. It was fantastic to share our science from Roswell Park and to meet with so many investigators and trainees. @sinclaircri.bsky.social @queensuresearch.bsky.social @roswellpark.bsky.social

1 month ago 3 2 0 0
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Temporal and spatial composition of the tumor microenvironment predicts response to immune checkpoint inhibition in metastatic TNBC - Nature Cancer Greenwald, Nederlof and colleagues developed a computational pipeline analyzing multiplex imaging data and established spatial patterns within breast cancer microenvironment that are predictive of imm...
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Reconsidering adjuvant and perioperative immune-checkpoint inhibition: de-escalation, expansion and personalization - Nature Reviews Clinical Oncology Adjuvant therapy with anti-PD-L1 antibodies and other immune-checkpoint inhibitors (ICIs) is an established standard of care for many patients with surgically resected solid tumours. Nonetheless, the ...
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Review @natrevdrugdiscov.nature.com
Therapeutic targeting of neuroimmune mechanisms in neurodegeneration
www.nature.com/articles/s41...

2 months ago 22 6 0 1
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Time-of-day immunochemotherapy in nonsmall cell lung cancer: a randomized phase 3 trial - Nature Medicine In this randomized phase 3 trial, patients with treatment-naive stage III–IV nonsmall cell lung cancer who received sintilimab or pembrolizumab in combination with chemotherapy early in the day (befor...

www.nature.com/articles/s41...

2 months ago 2 0 0 1
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Hallmarks of cancer—Then and now, and beyond Hanahan revisits the evolving framework of cancer hallmarks, synthesizing 25 years of conceptual refinement into a multidimensional view of tumor biology. This review highlights how aberrant capabilit...

Follow up to Doug Hanahan’s visionary article about the stages of cancer development from back in the 1990s

www.cell.com/cell/fulltex...

2 months ago 29 13 1 0
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Thank you to the American Cancer Society for highlighting our lab, this means a great deal.

Please join the Making Strides Against Breast Cancer Fundraiser October 17, 2026

www.facebook.com/groups/makin...

2 months ago 1 0 0 0
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Artificial intelligence agents in cancer research and oncology Nature Reviews Cancer - Artificial intelligence agents are autonomous systems that use large language models to reason and as such can perform complex, multistep tasks with minimal human oversight....

www.nature.com/articles/s41...

3 months ago 0 0 0 0
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The New England Journal of Medicine                     
ctDNA-Guided Adjuvant Atezolizumab in Muscle-Invasive Bladder Cancer 
A Research Summary based on Powles T et al. | 10.1056/NEJMoa2511885 | Published on October 20, 2025 

Visual representations of the patients in the trial and the treatments they were assigned.      

Read the full Research Summary at NEJM.org.

The New England Journal of Medicine ctDNA-Guided Adjuvant Atezolizumab in Muscle-Invasive Bladder Cancer A Research Summary based on Powles T et al. | 10.1056/NEJMoa2511885 | Published on October 20, 2025 Visual representations of the patients in the trial and the treatments they were assigned. Read the full Research Summary at NEJM.org.

In muscle-invasive bladder cancer, ctDNA-guided atezolizumab led to longer disease-free survival (9.9 vs. 4.8 months), as well as to longer overall survival (32.8 vs. 21.1 months), than placebo among ctDNA-positive patients. Full IMvigor011 phase 3 trial results and Research Summary: nej.md/3WIRtEg

3 months ago 8 3 0 0
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Targeting STING to generate therapeutic anti-tumor immunity Fahey et al. review the effects of cGAS-STING signaling in tumor cells and different cells of the tumor immune microenvironment, and discuss how these insights can inform the design of next-generation...

www.cell.com/cancer-cell/...

3 months ago 1 0 0 0
Fig 2. Constraints related to the patient, the pharmacy, and the outpatient infusion centers to be taken into account when concentrating outpatient ICI administrations in a stipulated time window in the morning. ICI, immune checkpoint inhibitor.

Pharmacy constraints: physiochemical stability, risk of waste. Patient: distance home-hospital, diurnal preference. Day unit: priority rankings, long multi drug regimens.

Fig 2. Constraints related to the patient, the pharmacy, and the outpatient infusion centers to be taken into account when concentrating outpatient ICI administrations in a stipulated time window in the morning. ICI, immune checkpoint inhibitor. Pharmacy constraints: physiochemical stability, risk of waste. Patient: distance home-hospital, diurnal preference. Day unit: priority rankings, long multi drug regimens.

Proposed Action

We propose the following approaches to make early ToDA of ICI feasible in daily routine practice:
•	
ASSESS: establish a nurse-led telephone assessment on the eve of ICI administration with full blood work-up available to confirm clinical and biologic permissiveness to ICI treatment;
•	
AVOID (as far as possible and according to the habits of each center): do not schedule medical consultation and ICI treatment on the same day to reduce risks of delays in treatment administration (prefer teleconsultations the day before treatment for patients living far from the center);
•	
ALWAYS administer ICI first when in combination with IV chemotherapy or other agents, unless reverse sequencing is recommended;
•	
ALLOCATE: prioritize two or three ICI mornings per week and save the remaining two or three mornings for long-term combination treatments not including ICIs;
•	
ANTICIPATE: whenever possible, cytotoxic reconstruction units could prepare ICIs in the evening of the eve so that they are ready to be administered early on the following morning.

Proposed Action We propose the following approaches to make early ToDA of ICI feasible in daily routine practice: • ASSESS: establish a nurse-led telephone assessment on the eve of ICI administration with full blood work-up available to confirm clinical and biologic permissiveness to ICI treatment; • AVOID (as far as possible and according to the habits of each center): do not schedule medical consultation and ICI treatment on the same day to reduce risks of delays in treatment administration (prefer teleconsultations the day before treatment for patients living far from the center); • ALWAYS administer ICI first when in combination with IV chemotherapy or other agents, unless reverse sequencing is recommended; • ALLOCATE: prioritize two or three ICI mornings per week and save the remaining two or three mornings for long-term combination treatments not including ICIs; • ANTICIPATE: whenever possible, cytotoxic reconstruction units could prepare ICIs in the evening of the eve so that they are ready to be administered early on the following morning.

🌅 Several studies have suggested checkpoint inhibitors dosed AM may be assoc w/ improved outcomes- but strong risk of confounding.

Out now in #JCOOP: review of literature & discussion of how practices could actually implement this. Suspect will be very dependent on local AM traffic!

4 months ago 3 1 1 0
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Targeting phagocytosis checkpoints for cancer immunotherapy - Nature Reviews Cancer Macrophages can eliminate cancer cells through phagocytosis, which is tightly regulated through inhibition and activation of various phagocytic receptors. In this Review, Veillette and colleagues outline how targeting these phagocytic checkpoints could be harnessed therapeutically, address therapeutic efficacy concerns, and propose strategies to enhance therapeutic outcomes in future clinical applications.

#Review 🕯️🕯️🕯️
The ability of #macrophages to eliminate cancer cells is controlled by phagocytic checkpoints. Veillette&Co discuss targeting these checkpoints for cancer therapy and outline strategies to address therapeutic efficacy concerns.
📖⬇️

4 months ago 4 1 0 0
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LLM use in scholarly writing poses a provenance problem - Nature Machine Intelligence Nature Machine Intelligence - LLM use in scholarly writing poses a provenance problem

www.nature.com/articles/s42...

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China’s Center for Drug Evaluation Grants Breakthrough Therapy Designation to Ivonescimab in TNBC | OncLive Ivonescimab plus chemotherapy has received breakthrough therapy designation as first-line therapy in patients with triple-negative breast cancer.

www.onclive.com/view/china-s...

5 months ago 1 0 0 0
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Linking tumour angiogenesis and tumour immunity - Nature Reviews Immunology Tumour-associated blood vessels are abnormal in structure and function, and this can limit immune cell infiltration into tumours and contribute to the immunosuppressive tumour microenvironment. This R...

Review: Linking tumour angiogenesis and tumour immunity

5 months ago 1 1 0 0
P21-positive senescent stromal cells promote prostate cancer immune suppression and progression that can be reversed by senolytic therapy Abstract. Cellular senescence is a well-established tumor-suppressive cell cycle arrest program. However, chronic inflammation through the senescence-associated secretory phenotype (SASP) can alternat...

How can senescent cells, which are damaged and growth arrested, both block tumor initiation as well as fuel its growth? A recent study published in Cancer Discovery @aacrjournals.bsky.social from Lin Zhou in the lab uncovered some new insights into this puzzle.
aacrjournals.org/cancerdiscov...

5 months ago 17 4 1 0
Rethinking Cancer Drug Development through Tumor-Agnostic Precision Medicine Summary:. Tumor-agnostic therapies represent a revolutionary shift from century-old anatomic classifications to molecular-driven cancer treatment, in which therapeutic decisions are based on what driv...

aacrjournals.org/cancerdiscov...

6 months ago 0 0 0 0
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Metabolites as agents and targets for cancer immunotherapy Nature Reviews Drug Discovery - Tumour cells undergo profound changes in their metabolism, but targeting these metabolic pathways requires understanding of the impact on immune cells as well as...

For readers interested in cancer therapies, this Review in the October issue discusses how metabolic modulators and dietary nutrients can improve the anticancer immune response and overcome drug resistance mechanisms
rdcu.be/eLS8A
www.nature.com/articles/s41...

6 months ago 3 4 0 0
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🚀 NY-CURES Launch — Championing State-Wide Investment in Science! 🚀

Our new coalition advocates for sustained public support of New York’s vibrant biomedical research ecosystem — creating cures, economic gains & strengthening communities.

Sign up. Stay informed. Join the movement: www.nycures.org/

7 months ago 47 55 4 6
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Targeting metabolic dysfunction of CD8 T cells and natural killer cells in cancer - Nature Reviews Drug Discovery CD8 T cells and natural killer (NK) cells play a key role in cancer immunosurveillance. However, their anticancer activity is rapidly diminished in the tumour microenvironment, associated with a decli...

www.nature.com/articles/s41...

7 months ago 2 0 1 0
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Targeting the peripheral neural-tumour microenvironment for cancer therapy - Nature Reviews Drug Discovery Targeting the interactions between neurons, cancer cells and other elements in the tumour microenvironment represents a potential paradigm shift in cancer treatment. This Review article provides an ov...

Review: Targeting the peripheral neural-tumour microenvironment for cancer therapy

7 months ago 1 0 0 0
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Endothelial-like cancer-associated fibroblasts facilitate pancreatic cancer metastasis via vasculogenic mimicry and paracrine signalling Background Cancer-associated fibroblasts (CAFs) are highly heterogeneous in the progression of pancreatic ductal adenocarcinoma (PDAC) and vasculogenic mimicry (VM) refers to a phenomenon in which can...

Endothelial-like cancer-associated fibroblasts facilitate pancreatic cancer metastasis via vasculogenic mimicry and paracrine signalling 🧪 #PancreaticCancer gut.bmj.com/content/74/9...

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