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Updated: Mar 15, 2026

Kinase Inhibitor Screening In Self-assembled Human Protein Microarrays
Published on: October 23, 2019
NAD+ Kinase as a Therapeutic Target in Cancer
Philip M Tedeschi1, Nitu Bansal1, John E Kerrigan1
1Departments of Medicine and Pharmacology, Rutgers Robert Wood Johnson Medical School, the Rutgers Cancer Institute of New Jersey, and the Rutgers Graduate School of Biomedical Sciences, New Brunswick, New Jersey.
Abstract:
NAD+ kinase (NADK) catalyzes the phosphorylation of nicotinamide adenine dinucleotide (NAD+) to nicotinamide adenine dinucleotide phosphate (NADP+) using ATP as the phosphate donor. NADP+ is then reduced to NADPH by dehydrogenases, in particular glucose-6-phosphate dehydrogenase and the malic enzymes. NADPH functions as an important cofactor in a variety of metabolic and biosynthetic pathways. The demand for NADPH is particularly high in proliferating cancer cells, where it acts as a cofactor for the synthesis of nucleotides, proteins, and fatty acids. Moreover, NADPH is essential for the neutralization of the dangerously high levels of reactive oxygen species (ROS) generated by increased metabolic activity. Given its key role in metabolism and regulation of ROS, it is not surprising that several recent studies, including in vitro and in vivo assays of tumor growth and querying of patient samples, have identified NADK as a potential therapeutic target for the treatment of cancer. In this review, we will discuss the experimental evidence justifying further exploration of NADK as a clinically relevant drug target and describe our studies with a lead compound, thionicotinamide, an NADK inhibitor prodrug. Clin Cancer Res; 22(21); 5189-95. ©2016 AACR.
Insights
NAD+ kinase (NADK) is a promising cancer target. Inhibiting NADK with thionicotinamide may offer a new therapeutic strategy for cancer by disrupting essential metabolic pathways and reactive oxygen species neutralization.
Area of Science:
- Biochemistry
- Oncology
- Drug Discovery
Background:
- NAD+ kinase (NADK) produces NADP+, which is reduced to NADPH.
- NADPH is crucial for biosynthesis and neutralizing reactive oxygen species (ROS).
- Cancer cells have a high demand for NADPH to support proliferation and manage ROS.
Purpose of the Study:
- To review evidence supporting NADK as a cancer therapeutic target.
- To discuss the role of NADK in cancer metabolism and ROS regulation.
- To present studies on thionicotinamide, an NADK inhibitor prodrug.
Main Methods:
- In vitro and in vivo tumor growth assays.
- Analysis of patient samples.
- Evaluation of thionicotinamide as an NADK inhibitor.
Main Results:
- NADK is identified as a potential therapeutic target in cancer.
- NADK plays a key role in cancer cell metabolism and ROS management.
- Thionicotinamide shows promise as an NADK inhibitor prodrug.
Conclusions:
- Experimental evidence supports targeting NADK for cancer therapy.
- NADK inhibition presents a viable strategy for cancer treatment.
- Thionicotinamide warrants further investigation as a clinical cancer drug.
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