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Articles by Anusha Karthik
Page 4 of 12
Bioadsorption: An Overview
Introduction Bioadsorption is the process of removal of pollutants or toxins from a liquid or gaseous medium using biological materials. It is an effective, economical, and eco-friendly alternative to conventional methods of adsorption. Bioadsorption has been widely studied for its potential applications in wastewater treatment, removal of heavy metals, and environmental remediation. It is a complex process that involves interactions between the adsorbent material and the target pollutant. The content below provides an overview of bioadsorption, including its mechanisms, types, applications, and future prospects. Mechanisms of Bioadsorption The mechanisms of bioadsorption can be classified into two categories: physical and chemical. ...
Read MoreWhat Is Transgenic Plant Breeding and How Can It Improve Crops
Introduction Transgenic plant breeding is a technique that can be used to develop such crop varieties. With the increase in population and decreasing arable land, there is an urgent need to develop new and improved crop varieties that are more productive and resilient to environmental stresses. In this tutorial, we will discuss what transgenic plant breeding is, how it works, and how it can be used to improve crops. What is Transgenic Plant Breeding? Transgenic plant breeding is a technique that involves the transfer of a gene from one organism to another. In the case of crop plants, the ...
Read MoreWhat Is Marker Assisted Selection (MAS)
MAS - An Overall Understanding Marker-assisted selection (MAS) is a molecular breeding technique that enables breeders to make informed decisions about which individuals to select for future generations. The approach involves using molecular markers, such as DNA sequence variations or protein polymorphisms, to identify traits that are associated with desirable phenotypes. MAS has become an essential tool in modern plant and animal breeding, enabling the development of crops and livestock that are better suited to the changing demands of consumers and the environment. History of MAS The use of molecular markers to assist with selection in breeding dates back to ...
Read MoreWhat Is Introgression
An Insight Introgression is the transfer of genetic material from one species or population to another through repeated hybridization and backcrossing. This process can occur naturally or as a result of human intervention, and it can have both positive and negative effects on the recipient population. This article summarizes the mechanics of introgression, the factors that influence its occurrence, and the implications of introgression for conservation, agriculture, and evolution. Mechanics of Introgression Introgression occurs when a hybrid individual (the first-generation offspring of two different species or populations) interbreeds with one of the parental populations. The resulting offspring carry a mixture ...
Read MoreWhat Is Genotyping and What Are High-Throughput Genotyping Techniques
Introduction Genotyping refers to the process of identifying an individual’s genetic variations. These genetic variations can have a significant impact on an individual's susceptibility to diseases, their response to drugs, and other traits. Genotyping has become an essential tool in many fields, including medicine, forensics, and agriculture. High-throughput genotyping techniques have revolutionized the field of genotyping by allowing the analysis of millions of genetic variants in a single experiment. In this article, we will explore what genotyping is, its applications, and high-throughput genotyping techniques. What Is Genotyping? Genotyping refers to the process of determining an individual’s genetic makeup. The genetic ...
Read MoreWhat Is Fine Mapping of Genes/QTL
Introduction Genetic mapping is the process of identifying and locating the specific regions on the genome that are associated with a particular trait or disease. The process involves analyzing the genetic variation in individuals to determine the location of genes or QTLs (quantitative trait loci) that are responsible for the trait or disease of interest. Fine mapping is an extension of genetic mapping, which aims to identify the specific variants that contribute to the trait or disease. Given below is an elaborate explanation of fine mapping, its importance, and the techniques used for fine mapping. What is Fine Mapping? ...
Read MoreWhat Is a Genetic Linkage Map and How Is It Constructed?
Introduction Genetic linkage maps are graphical representations of genetic markers in a genome that are used to study the linkage and association between genes. These maps have been used to study the inheritance patterns of traits in various species, from plants to animals to humans. The construction of a genetic linkage map is a crucial step in genetic research, as it provides important information about the genetic basis of various traits. Discussed herewith is the concept of genetic linkage maps and how they are constructed. What is Genetic Linkage? Genetic linkage refers to the tendency of genes to be inherited ...
Read MoreWhat are Microsatellites (SSSR’s) and What Is Microsatellite Database
An Overview Microsatellites or Simple Sequence Repeats (SSRs) are small tandemly repeated DNA sequences present in the genome of almost all eukaryotic organisms. These repetitive DNA sequences are short, usually consisting of 1-6 base pairs in length, and are highly variable in number and length among individuals within a species. The variability of microsatellites makes them a powerful tool for population genetics, evolutionary biology, and genetic mapping. Microsatellite Database (MSDB) is a publicly accessible database that houses information on microsatellites. The database contains information on the location, size, and number of repeats for each microsatellite locus in various species. The ...
Read MoreUse of Markers in Plant Breeding (Advantages and Disadvantages)
Introduction Plant breeding is an essential process to improve crop yields, quality, and resistance to biotic and abiotic stresses. The use of molecular markers has revolutionized plant breeding and allowed breeders to identify and select desirable traits more efficiently and precisely. Molecular markers are used to identify and track desirable genes or DNA sequences that are associated with a particular trait. The use of markers in plant breeding has several advantages and disadvantages, which are discussed in this article. Advantages of Using Markers in Plant Breeding A few of the advantages include - Accelerated Breeding Cycle The use of ...
Read MoreSingle Nucleotide Polymorphism and Its Impact On Gene Function
An Insight Single-nucleotide polymorphisms, or SNPs, are one of the most common types of genetic variation found in humans and other organisms. These variations involve changes in a single nucleotide base pair at a specific position in the DNA sequence. They have a significant impact on gene functioning, influencing everything from an individual's susceptibility to disease to their response to medications. The content below explores the mechanisms behind SNPs, their prevalence in the human genome, and their effects on gene expression and function. What are SNPs? As mentioned above, SNPs refer to variations in a single nucleotide base pair in ...
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