Related Experiment Video
Updated: Aug 9, 2025
11:15
Next Generation Sequencing for the Detection of Actionable Mutations in Solid and Liquid Tumors
Published on: September 20, 2016
24.5K
NPM 1 Mutations in AML-The Landscape in 2023
Naman Sharma1, Jane L Liesveld2
1Department of Hematology and Oncology, University of Massachusetts-Baystate Medical Center, Springfield, MA 01199, USA.
Cancers
|February 25, 2023
Summary
NPM1 mutations are key in Acute Myeloid Leukemia (AML), driving disease development and impacting treatment. Novel therapies targeting NPM1 mutations show promising efficacy in clinical trials.
Area of Science:
- Hematology
- Oncology
- Molecular Biology
Background:
- Acute Myeloid Leukemia (AML) is a heterogeneous clonal hematopoietic stem cell disorder.
- NPM1 mutations are prevalent in ~30% of AML cases, often acting as an early oncogenic event.
- NPM1 mutations are associated with specific clinical features and influence diagnosis, prognosis, and treatment.
Purpose of the Study:
- To review the pathophysiology of NPM1 gene mutations in AML.
- To discuss the clinical implications of NPM1 mutations.
- To summarize novel targeted therapies for NPM1-mutated AML.
Main Methods:
- Literature review of pathophysiology, clinical data, and therapeutic strategies.
- Analysis of current clinical trial data for NPM1-targeted therapies.
Main Results:
- NPM1 mutations are critical in AML leukemogenesis and are linked to distinct clinical presentations.
- NPM1 mutations play a significant role in AML diagnosis, prognosis, and monitoring.
- Emerging therapies targeting NPM1 mutations demonstrate significant clinical efficacy.
Conclusions:
- NPM1 mutations are a crucial factor in AML pathogenesis and patient management.
- Targeted therapies for NPM1-mutated AML represent a promising advancement in leukemia treatment.
Related Concept Videos
01:20Mismatch Repair
5.0K
Organisms are capable of detecting and fixing nucleotide mismatches that occur during DNA replication. This sophisticated process requires identifying the new strand and replacing the erroneous bases with correct nucleotides. Mismatch repair is coordinated by many proteins in both prokaryotes and eukaryotes.
The Mutator Protein Family Plays a Key Role in DNA Mismatch Repair
The human genome has more than 3 billion base pairs of DNA per cell. Prior to cell division, that vast amount of genetic...
The Mutator Protein Family Plays a Key Role in DNA Mismatch Repair
The human genome has more than 3 billion base pairs of DNA per cell. Prior to cell division, that vast amount of genetic...
5.0K
02:23Abnormal Proliferation
4.6K
Under normal conditions, most adult cells remain in a non-proliferative state unless stimulated by internal or external factors to replace lost cells. Abnormal cell proliferation is a condition in which the cell's growth exceeds and is uncoordinated with normal cells. In such situations, cell division persists in the same excessive manner even after cessation of the stimuli, leading to persistent tumors. The tumor arises from the damaged cells that replicate to pass the damage to the...
4.6K
01:15Differentiation of Common Myeloid Progenitor Cells
3.3K
Common myeloid progenitors (CMPs) are oligopotent cells that can differentiate into granulocytes and macrophages. Granulocytes and macrophages are essential for protecting the body against bacterial, viral, or fungal infections. They migrate from the bone marrow into the circulating blood to reach specific tissue sites where they differentiate and help in immune surveillance. However, they survive only for a few days and must be continuously made available to the organism to maintain a robust...
3.3K
01:18Mutations in Microorganisms
39
Mutations are heritable changes in an organism’s genome involving alterations in the base sequence of DNA or RNA. These changes can influence cellular processes and phenotypic traits, potentially transforming the unaltered wild type into a mutant form. Such changes, termed forward mutations, are pivotal in shaping the genetic diversity of organisms.RNA viruses exhibit the highest mutation rates due to the absence of robust proofreading mechanisms during genome replication. In contrast,...
39
01:30Spontaneous and Induced Mutations
79
Spontaneous mutations arise infrequently during DNA replication due to errors in the process. A key factor behind these errors is tautomeric shifts in nitrogenous bases, where bases transition from keto to enol forms or amino to imino forms. This shift can alter base-pairing rules, leading to mutations. Additionally, reactive oxygen species (ROS) arising from aerobic metabolism can damage DNA, resulting in depurination (loss of a purine base) or depyrimidination (loss of a pyrimidine base).
79
02:21Cancers Originate from Somatic Mutations in a Single Cell
12.4K
Cancer arises from mutations in the critical genes that allow healthy cells to escape cell cycle regulation and acquire the ability to proliferate indefinitely. Though originating from a single mutation event in one of the originator cells, cancer progresses when the mutant cell lines continue to gain more and more mutations, and finally, become malignant. For example, chronic myelogenous leukemia (CML) develops initially as a non-lethal increase in white blood cells, which progressively...
12.4K