Related Experiment Video
Updated: May 20, 2026

10:49
Antibiotic Dereplication Using the Antibiotic Resistance Platform
Published on: October 17, 2019
Discovery of novel antibacterials
J Richard Miller1, Grover L Waldrop
1Pfizer Global Research and Development, Eastern Point Road, Groton, CT 06340, USA.
Expert Opinion on Drug Discovery
|July 25, 2012
Summary
The urgent need for new antibiotics to combat resistant bacteria is highlighted. This review explores discovery methods, challenges, and strategies for developing novel antibacterial agents.
Area of Science:
- Microbiology
- Drug Discovery
- Infectious Diseases
Background:
- Antibiotic use has driven significant bacterial resistance.
- There is a critical need for novel antibacterial agents.
- Existing antibiotics are becoming less effective against pathogenic bacteria.
Purpose of the Study:
- To evaluate current strategies for discovering new antibacterial agents.
- To identify challenges in antibacterial drug discovery.
- To provide a resource for students and researchers in the field.
Main Methods:
- Natural product screening for antibacterial compounds.
- Identification and validation of novel antibacterial targets.
- Approaches for the discovery and optimization of antibacterial compounds.
Main Results:
- Current methodologies are assessed for their potential in generating new therapeutics.
- The review covers various aspects of antibacterial discovery.
- Challenges facing the field are analyzed.
Conclusions:
- New antibacterial agents are essential to combat resistant pathogens.
- Both novel and traditional approaches are necessary for antibiotic discovery.
- Addressing the medical need for effective antibiotics requires diverse strategies.
Related Concept Videos
History of Microbiology
Microbiology, a scientific field dedicated to the study of microorganisms, has undergone profound development since its inception in the 17th century. Its history is marked by key discoveries and technological advancements that have shaped our understanding of life at the microscopic level and transformed medicine, agriculture, and industry.Early Foundations of MicrobiologyThe early foundations of microbiology were built on groundbreaking observations and the development of pioneering...
Antibiotic Selection
Overview
Clinical Significance of Antibiotic Resistance
Methicillin-resistant Staphylococcus aureus (MRSA) presents a critical public health threat, arising from its capacity to resist β-lactam antibiotics due to acquisition of the mecA gene within the staphylococcal cassette chromosome mec (SCCmec). This gene encodes penicillin-binding protein 2a (PBP2a), which impairs binding efficacy of methicillin and other β-lactams. MRSA has evolved into distinct clonal lineages impacting humans and animals alike, reinforcing its significance within the One...
Production of Antibiotics
Penicillin, one of the earliest and most widely used antibiotics, is produced industrially by the filamentous fungus Penicillium chrysogenum. Large stirred-tank bioreactors ranging from tens to hundreds of thousands of liters maintain tightly controlled temperature, pH, and dissolved oxygen conditions to support fungal metabolism and maximize antibiotic yield. Penicillin is a secondary metabolite, synthesized primarily during the stationary growth phase, which requires a carefully managed...
Development of Antibiotic Resistance
Antibiotic resistance is a major public health concern that arises when bacteria evolve mechanisms to withstand the effects of antibiotic treatments. This resistance can be intrinsic, acquired through genetic mutations, or transferred between bacteria via horizontal gene transfer. The development of antibiotic resistance poses significant challenges in treating bacterial infections and necessitates ongoing research to develop new therapeutic strategies.Intrinsic resistance occurs when bacterial...
Microorganisms in Medicine and Therapeutics
Microorganisms play a fundamental role in vaccine development, gene therapy, and therapeutic production. Their biological properties are harnessed to advance medicine and public health. Beyond immunization, microorganisms contribute to gut health, antibiotic synthesis, and genetic disease treatment.Live Attenuated and Inactivated VaccinesLive attenuated vaccines, such as the measles, mumps, and rubella (MMR) vaccine, utilize weakened forms of pathogens to closely resemble natural infections.

