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

Steps in the Modeling Process01:14

Steps in the Modeling Process

683
Albert Bandura's theory of observational learning identifies four critical processes: attention, retention, motor reproduction, and reinforcement or motivation.
Attention is the first necessary component for observational learning. It involves focusing on what the model is doing and saying. For example, if you decide to take a drawing class to enhance your skills, you need to pay close attention to the instructor's words and hand movements. The characteristics of the model significantly...
683
Treatment Strategies for Psychological Disorders01:24

Treatment Strategies for Psychological Disorders

786
Treatment approaches for psychological disorders fall into three main categories: psychological, biological, and sociocultural. Each approach targets different aspects of mental health, requiring varying levels of education and training.
Psychological therapies focus on modifying emotions, thoughts, and behaviors through talking, interpreting, listening, rewarding, challenging, and modeling. Clinical psychologists, counselors, and social workers commonly practice psychotherapy. Clinical...
786
Self-Evaluation: Self-Enhancement and Self-Verification03:00

Self-Evaluation: Self-Enhancement and Self-Verification

5.8K
Social psychologists have documented that feeling good about ourselves and maintaining positive self-esteem is a powerful motivator of human behavior (Tavris & Aronson, 2008). In the United States, members of the predominant culture typically think very highly of themselves and view themselves as good people who are above average on many desirable traits (Ehrlinger, Gilovich, & Ross, 2005). Often, our behavior, attitudes, and beliefs are affected when we experience a threat to our...
5.8K
Rate-Determining Steps03:08

Rate-Determining Steps

37.3K
Relating Reaction Mechanisms
In a multistep reaction mechanism, one of the elementary steps progresses significantly slower than the others. This slowest step is called the rate-limiting step (or rate-determining step). A reaction cannot proceed faster than its slowest step, and hence, the rate-determining step limits the overall reaction rate.
The concept of rate-determining step can be understood from the analogy of a 4-lane freeway with a short-stretch of traffic-bottleneck caused due to...
37.3K
Bioavailability Enhancement: Drug Solubility Enhancement01:16

Bioavailability Enhancement: Drug Solubility Enhancement

262
Body:Bioavailability is a critical factor in determining a drug's effectiveness. It refers to the proportion of a drug that enters the circulation when introduced into the body and is, as a result, able to have an active effect. Enhancing bioavailability is essential for drugs with poor solubility, as it can significantly impact their therapeutic efficacy. Various methods are employed to increase the solubility of drugs, thereby enhancing their bioavailability.Micronization and nanonization are...
262
Bioavailability Enhancement: Drug Permeability Enhancement01:27

Bioavailability Enhancement: Drug Permeability Enhancement

207
Body:After oral administration, poor permeability often limits the rate at which drugs are absorbed through the intestinal epithelium. Enhancing drug permeability is crucial for effective therapy, and several strategies have been developed to overcome this challenge.One effective strategy involves the use of lipid-based formulations. These formulations enhance dissolution and solubility, targeting physiological mechanisms to increase drug absorption. This includes stimulating bile salt...
207

You might also read

Related Articles

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

Sort by
Same author

The responding mechanisms of Nannochloropsis oceanica to high CO<sub>2</sub> and the regulating functions of H<sup>+</sup>-PPase.

Bioresource technology·2026
Same author

CSF1R regulates monocyte subset differentiation and intracellular metabolism.

Nature communications·2026
Same author

Serum-free media for cultivated meat: from cellular mechanisms to cost-effective bioprocess design.

Critical reviews in food science and nutrition·2026
Same author

Preoperative nutritional risk and adverse perioperative outcomes in children with congenital choledochal cysts: a retrospective cohort study.

Frontiers in pediatrics·2026
Same author

A Gut-Restricted Liver X Receptor Agonist Ameliorates Liver Injury in Experimental Short Bowel Syndrome.

Gastroenterology·2026
Same author

<i>Isochrysis zhanjiangensis</i> exhibits protective effects against metabolic abnormalities induced by high-fat diet in mice.

Marine life science & technology·2026

Related Experiment Video

Updated: Feb 6, 2026

Use of a Battery of Chemical and Ecotoxicological Methods for the Assessment of the Efficacy of Wastewater Treatment Processes to Remove Estrogenic Potency
09:49

Use of a Battery of Chemical and Ecotoxicological Methods for the Assessment of the Efficacy of Wastewater Treatment Processes to Remove Estrogenic Potency

Published on: September 11, 2016

14.6K

Two-step process: Enhanced strategy for wastewater treatment using microalgae.

Jichang Han1, Laurenz Thomsen1, Kehou Pan2

  • 1Jacbos University of Bremen, Bremen 28759, Germany.

Bioresource Technology
|August 24, 2018
PubMed
Summary
This summary is machine-generated.

This study presents a two-step microalgae cultivation process for wastewater treatment. It effectively removes pollutants and produces clean biomass for valuable compound extraction.

Keywords:
Metal ionMicroalgaeSludge centrateTwo-step processWastewater treatment

More Related Videos

Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment
08:24

Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment

Published on: May 2, 2025

1.0K
Author Spotlight: Understanding and Detecting Environmental Antimicrobial Resistance by Combining Culture-Based Techniques and Genomics
06:54

Author Spotlight: Understanding and Detecting Environmental Antimicrobial Resistance by Combining Culture-Based Techniques and Genomics

Published on: July 19, 2024

1.7K

Related Experiment Videos

Last Updated: Feb 6, 2026

Use of a Battery of Chemical and Ecotoxicological Methods for the Assessment of the Efficacy of Wastewater Treatment Processes to Remove Estrogenic Potency
09:49

Use of a Battery of Chemical and Ecotoxicological Methods for the Assessment of the Efficacy of Wastewater Treatment Processes to Remove Estrogenic Potency

Published on: September 11, 2016

14.6K
Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment
08:24

Mesocosm-Scale Constructed Wetland Design for Wastewater Treatment

Published on: May 2, 2025

1.0K
Author Spotlight: Understanding and Detecting Environmental Antimicrobial Resistance by Combining Culture-Based Techniques and Genomics
06:54

Author Spotlight: Understanding and Detecting Environmental Antimicrobial Resistance by Combining Culture-Based Techniques and Genomics

Published on: July 19, 2024

1.7K

Area of Science:

  • Environmental microbiology
  • Biotechnology
  • Wastewater treatment

Background:

  • Microalgae offer benefits but face limitations in cost-effective cultivation and high-value production for commercial use.
  • Developing integrated strategies for simultaneous wastewater remediation and valuable biomass generation is crucial.

Purpose of the Study:

  • To establish a two-step microalgae cultivation process using strains isolated from municipal wastewater.
  • To assess the efficiency of this process in pollutant removal and the quality of the generated microalgal biomass for downstream applications.

Main Methods:

  • Two microalgae strains, RT_C and RT_F, were employed in a sequential cultivation process.
  • Step 1 involved cultivating RT_C in composite wastewater, utilizing its tolerance to sludge centrate.
  • Step 2 utilized the supernatant from RT_C culture to cultivate RT_F, optimizing nutrient and pollutant transfer.

Main Results:

  • The two-step process achieved near-complete removal of ammonium-nitrogen (NH4+-N), phosphate-phosphorus (PO43--P), and chemical oxygen demand (COD).
  • RT_C effectively absorbed most metal ions during the first step, resulting in RT_F biomass with low toxic metal content.
  • The generated RT_F biomass was sufficiently clean for the extraction of valuable compounds.

Conclusions:

  • This novel two-step microalgae cultivation strategy offers an effective solution for wastewater treatment.
  • The process simultaneously remediates wastewater and produces purified microalgal biomass suitable for high-value product extraction.
  • This approach enhances the commercial viability of microalgae by addressing cost and production challenges.