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Related Concept Videos

The JAK-STAT Signaling Pathway01:20

The JAK-STAT Signaling Pathway

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Several cytokine receptors have tightly bound Janus kinase or JAK proteins attached at their cytosolic tail. Small signaling molecules such as cytokines, growth hormones, or prolactins bind to the cytokine receptors and initiate their dimerization. The dimerization brings the cytosolic JAKs together that trans-phosphorylate and activates each other. The activated JAKs now phosphorylate cytosolic tails of the cytokine receptors, which serve as binding sites for adaptor proteins such as  SH2...
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Chronic Kidney Disease II: Clinical Manifestations01:24

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Chronic Kidney Disease (CKD) progressively impairs multiple body systems due to the accumulation of uremic toxins, which disrupt cellular functions across various organs.Neurologic symptomsNeurologic symptoms often arise early in CKD, as uremic toxin buildup drives changes in cognitive and motor functions. Patients frequently experience fatigue, headache, confusion, difficulty concentrating, and, in severe cases, seizures. Peripheral neuropathy commonly manifests as burning sensations in the...
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Disorders of Leukocytes01:27

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Leukocyte disorders can lead to either leukopenia, characterized by an abnormally low leukocyte count, or leukocytosis, marked by a very high leukocyte number.
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Immunodeficiency disorders are conditions in which the immune system's ability to fight infectious disease and cancer is compromised or entirely absent. The immune system comprises a complex network of cells, tissues, and organs that work together to protect the body from potentially harmful invaders. When this system is deficient or not functioning properly, it leaves the body susceptible to infections, diseases, or other complications.
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Autoimmune Disorders01:29

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Autoimmune diseases are a group of disorders in which the body's immune system mistakenly attacks its own cells, tissues, and organs. This results from an overactive immune response against substances and tissues normally present in the body. Let's delve into the concept and mechanism of autoimmune diseases from an immune system point of view, explore different causes and examples of such diseases, and discuss potential solutions.
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Related Experiment Video

Updated: Mar 13, 2026

A Method for Screening and Validation of Resistant Mutations Against Kinase Inhibitors
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JAK2 V617F mutation, multiple hematologic and non-hematologic processes: an association?

Kenneth G Liu1, Amit Verma1, Olga Derman1

  • 1Department of Medical Oncology, Montefiore Medical Center, Bronx, NY 10467 USA.

Biomarker Research
|October 26, 2016
PubMed
Summary
This summary is machine-generated.

Patients with the JAK2 V617F mutation face higher risks of mortality and various cancers. This case highlights the mutation's association with multiple distinct neoplastic processes.

Keywords:
Acute myeloid leukemiaCase reportChronic myelomonocytic leukemiaDiffuse large B-cell lymphomaJAK2 V617FLung adenocarcinomaMyeloproliferative neoplasm

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Area of Science:

  • Hematology
  • Oncology
  • Genetics

Background:

  • The JAK2 V617F mutation is linked to increased mortality and cancer risk in population studies.
  • Myeloproliferative neoplasms (MPNs) are associated with this specific mutation.

Observation:

  • A 68-year-old male with JAK2 V617F mutation presented with multiple distinct cancers.
  • Diagnoses included lung adenocarcinoma, chronic myelomonocytic leukemia, diffuse large B-cell lymphoma, and acute myeloid leukemia with monocytic differentiation.

Findings:

  • The patient developed myeloproliferative, lymphoproliferative, and solid neoplasms.
  • This case demonstrates a rare association between the JAK2 V617F mutation and diverse malignancies.

Implications:

  • Understanding the multi-neoplastic potential associated with JAK2 V617F is crucial for patient management.
  • Further research may elucidate mechanisms linking JAK2 V617F to a broader spectrum of cancers.