Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Microbial Fermentation01:23

Microbial Fermentation

Fermentation is a crucial anaerobic metabolic process that enables microbes to derive energy from sugar without relying on oxygen or an electron transport chain. This process is fundamental to various biological and industrial applications and is classified based on the metabolic products generated.Role of Pyruvate in FermentationPyruvate and its derivatives serve as key electron acceptors in fermentative pathways. The oxidation of NADH to regenerate NAD+ is essential for the continuation of...
Microbes in Beverage Production01:25

Microbes in Beverage Production

Alcoholic beverages such as wine, beer, and spirits are the products of microbial fermentation processes that transform simple sugars into ethanol and a wide array of complex flavor compounds. These transformations rely on the metabolic activities of specific yeasts and bacteria, which are selected and controlled to yield the desired beverage characteristics.Wine Fermentation and MaturationWine production begins with the crushing of grapes to release juice and pulp, forming a must that is...
Bioreactor Controls-III01:22

Bioreactor Controls-III

Strain improvement is a foundational strategy in industrial microbiology aimed at maximizing microbial productivity, particularly because natural isolates typically yield commercially valuable products in very low concentrations. Although optimizing the culture medium and environmental conditions can improve yields, these adjustments are inherently limited by the organism’s genetic potential. As a result, the focus shifts toward genetic modifications to enhance biosynthetic capacity. The...
Production of Alcohol01:27

Production of Alcohol

Continuous fermentation is a key strategy in industrial ethanol production, particularly when efficiency, scalability, and high yields are essential. This approach allows for uninterrupted operation and optimized resource utilization. The primary feedstock, corn starch, undergoes enzymatic hydrolysis facilitated by α-amylase and glucoamylase. These enzymes break down the starch into fermentable sugars such as glucose, which are readily assimilated by fermentative microorganisms.Fermentation...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

New yeasts-new brews: modern approaches to brewing yeast design and development.

FEMS yeast research·2017
Same author

Localization of telomeres and telomere-associated proteins in telomerase-negative Saccharomyces cerevisiae.

Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology·2007
Same author

A role for the mismatch repair system during incipient speciation in Saccharomyces.

Journal of evolutionary biology·2003
Same author

SGS1 is required for telomere elongation in the absence of telomerase.

Current biology : CB·2001
Same author

Three new species in the Saccharomyces sensu stricto complex: Saccharomyces cariocanus, Saccharomyces kudriavzevii and Saccharomyces mikatae.

International journal of systematic and evolutionary microbiology·2000
Same author

Minisatellite variants generated in yeast meiosis involve DNA removal during gene conversion.

Genetics·2000
Same journal

Daily briefing: 'Cyborg' cockroaches breathe underwater with printed suit.

Nature·2026
Same journal

China boosts prestigious grants for young scientists - will it ease competition?

Nature·2026
Same journal

Incoming US science academy chief vows to 'double down' on research.

Nature·2026
Same journal

Author Correction: Synthesis of enantioenriched atropisomers by biocatalytic deracemization.

Nature·2026
Same journal

Electrodeposited self-assembled molecules for perovskite photovoltaics.

Nature·2026
Same journal

Neutrino's nursery found: the 'Shadow Blaster'.

Nature·2026
See all related articles

Related Experiment Video

Updated: Jun 25, 2026

Dissection of Saccharomyces Cerevisiae Asci
12:57

Dissection of Saccharomyces Cerevisiae Asci

Published on: May 19, 2009

Chromosomal evolution in Saccharomyces.

G Fischer1, S A James, I N Roberts

  • 1Department of Biochemistry, University of Oxford, UK.

Nature
|June 6, 2000
PubMed
Summary
This summary is machine-generated.

Chromosomal rearrangements are not essential for yeast speciation, contrary to the chromosomal speciation model. These rearrangements occur between closely related species and are likely caused by recombination between repetitive DNA sequences.

More Related Videos

Visualization and Analysis of mRNA Molecules Using Fluorescence In Situ Hybridization in Saccharomyces cerevisiae
07:00

Visualization and Analysis of mRNA Molecules Using Fluorescence In Situ Hybridization in Saccharomyces cerevisiae

Published on: June 14, 2013

CRISPR/Cas12a Multiplex Genome Editing of Saccharomyces cerevisiae and the Creation of Yeast Pixel Art
10:18

CRISPR/Cas12a Multiplex Genome Editing of Saccharomyces cerevisiae and the Creation of Yeast Pixel Art

Published on: May 28, 2019

Related Experiment Videos

Last Updated: Jun 25, 2026

Dissection of Saccharomyces Cerevisiae Asci
12:57

Dissection of Saccharomyces Cerevisiae Asci

Published on: May 19, 2009

Visualization and Analysis of mRNA Molecules Using Fluorescence In Situ Hybridization in Saccharomyces cerevisiae
07:00

Visualization and Analysis of mRNA Molecules Using Fluorescence In Situ Hybridization in Saccharomyces cerevisiae

Published on: June 14, 2013

CRISPR/Cas12a Multiplex Genome Editing of Saccharomyces cerevisiae and the Creation of Yeast Pixel Art
10:18

CRISPR/Cas12a Multiplex Genome Editing of Saccharomyces cerevisiae and the Creation of Yeast Pixel Art

Published on: May 28, 2019

Area of Science:

  • Evolutionary Biology
  • Genetics
  • Microbiology

Background:

  • The chromosomal speciation model proposes that chromosomal rearrangements, such as reciprocal translocations, are the primary drivers of reproductive isolation.
  • In yeast, reproductive isolation is characterized by post-zygotic barriers, where successful mating yields sterile hybrids.
  • Reciprocal translocations are hypothesized to be the predominant large-scale rearrangements, potentially linked to a whole genome duplication event in yeast's evolutionary past.

Purpose of the Study:

  • To investigate the validity of the chromosomal speciation model in yeast.
  • To characterize the occurrence and patterns of chromosomal translocations within the Saccharomyces 'sensu stricto' complex.
  • To determine if chromosomal rearrangements are a prerequisite for speciation in yeast.

Main Methods:

  • Comparative genomic analysis of six closely related Saccharomyces 'sensu stricto' species.
  • Characterization of chromosomal translocations across the studied yeast genomes.
  • Investigation of the relationship between genetic distance and genome collinearity.

Main Results:

  • Chromosomal rearrangements were observed between closely related yeast species.
  • More distantly related species within the complex exhibited collinear genomes, indicating rearrangements are not universal.
  • The rate of translocation formation was found to be variable, not constant over evolutionary time.

Conclusions:

  • Chromosomal rearrangements are not a prerequisite for speciation in yeast.
  • The chromosomal speciation model's emphasis on rearrangements as the primary driver is not supported in this yeast complex.
  • Observed rearrangements likely arise from ectopic recombination between repetitive elements like Ty elements.