DNA-interactive agents

L Kelland1

  • 1CRC Centre for Cancer Therapeutics, Institute of Cancer Research, Sutton, Surrey, UK. lloyd@icr.ac.uk

Idrugs : the Investigational Drugs Journal
|May 10, 2008
PubMed

Insights

Despite concerns about toxicity, novel DNA-interactive cancer drugs are still showing promise. Further research into these agents may yield significant advancements in chemotherapy treatments.

Area of Science:

  • Oncology
  • Pharmacology
  • Molecular Biology

Background:

  • The majority of current cancer chemotherapies directly interact with DNA or affect DNA synthesis.
  • Novel DNA-interactive agents are questioned for their potential for further gains due to dose-limiting toxicities and lack of selectivity.
  • Existing DNA-interactive drugs are crucial in combination chemotherapy regimens.

Purpose of the Study:

  • To investigate the ongoing potential and promising developments in novel DNA-interactive cancer agents.
  • To address the skepticism surrounding the discovery of new DNA-interactive drugs in cancer treatment.

Main Methods:

  • Review of current landscape of DNA-interactive cancer drugs.
  • Discussion of the limitations and toxicities associated with existing agents.
  • Presentation of novel DNA-interactive agents currently under investigation.

Main Results:

  • Novel DNA-interactive agents are still emerging and showing promise.
  • The investigation of DNA-interactive agents continues to yield promising results.
  • Despite challenges, new agents are being developed.

Conclusions:

  • The development of novel DNA-interactive agents remains a viable and promising area of cancer drug discovery.
  • Further research into DNA-interactive agents may lead to improved cancer treatments.
  • Promising new agents are emerging, challenging the notion that this field has reached its limits.

Related Concept Videos

The DNA Helix01:16

The DNA Helix

Overview
The DNA Helix01:07

The DNA Helix

Deoxyribonucleic acid, or DNA, is the genetic material responsible for passing traits from generation to generation in all organisms and most viruses. DNA is composed of two strands of nucleotides that wind around each other to form a spring-like structure called a double helix. However, the double helix is not perfectly symmetrical. Instead, there are regularly occurring grooves in the structure. The major groove occurs where the sugar-phosphate backbones are relatively far apart. This space...
The DNA Helix01:16

The DNA Helix

Overview
DNA as a Genetic Template02:05

DNA as a Genetic Template

Two structural features of the DNA molecule provide a basis for the mechanisms of heredity: the four nucleotide bases and its double-stranded nature. The Watson-Crick model of double-helical DNA structure, proposed in 1952, drew heavily upon the X-ray crystallography work of researchers Rosalind Franklin and Maurice Wilkins. Watson, Crick, and Wilkins jointly received the Nobel Prize in Physiology or Medicine for their work in 1962. Franklin was, controversially, excluded from the prize for...
DNA as a Genetic Template02:05

DNA as a Genetic Template

Two structural features of the DNA molecule provide a basis for the mechanisms of heredity: the four nucleotide bases and its double-stranded nature. The Watson-Crick model of double-helical DNA structure, proposed in 1952, drew heavily upon the X-ray crystallography work of researchers Rosalind Franklin and Maurice Wilkins. Watson, Crick, and Wilkins jointly received the Nobel Prize in Physiology or Medicine for their work in 1962. Franklin was, controversially, excluded from the prize for...
DNA Topoisomerases02:02

DNA Topoisomerases

Topoisomerases are enzymes that relax overwound DNA molecules during various cell processes, including DNA replication and transcription. These enzymes regulate positive and negative DNA supercoiling without changing the nucleotide sequence. DNA overwinding in a clockwise direction results in positively supercoiled DNA, whereas underwinding in a counterclockwise direction produces negatively supercoiled DNA.
Types and Mechanism of action
Topoisomerases are divided into two main types.  Type I...