Microbiology Essays
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Abstract The purpose of this experiment was to study the transfer of genetic information on plasmid Fâlac by using Escherichia coli. Plasmid transfer was measured by using two different methods. The first one was by using selection and contraselection with three antibiotics: streptomycin(which was replaced by naladixic acid for the second part of the experiment), […]
Analysis & Discussion The primary objective of this investigation was to test ultraviolet radiation as an alternative disinfectant for Acanthamoeba in its more resistant cyst form. A previous study had already shown that multipurpose solutions were ineffective compared to hydrogen peroxide based systems at eliminating Acanthamoeba trophozoite contaminations. 5 This was a follow-up to that […]
The HIV/AIDS Epidemic In South Africa Acquired Immune Deficiency Syndrome (AIDS) caused by the Human Immunodeficiency Virus (HIV) is one of many infectious diseases that plague the world today. According to the 2007 AIDS epidemic update put out by The United Nations Joint Program on HIV/AIDS (UNIADS) there were approximately 2. 1 million AIDS related […]
The Role of Agarase in Agar-Degrading Bacteria Abstract Agar-Degrading (agarolytic) Bacteria is physiological class of bacteria capable of utilising agar as a sole carbon source. This ability is made available by the use of agarases – enzymes which break down agarose into oligosaccharides. This physiological class branches through genii, regardless of Gram Stain status or […]
This will include: the color of the medium immediately surrounding the colonies after addition of iodine on PDA plate, whether bubbles were observed or not in the atlas test, the color of the urea slant, the color of the citrate slant, and whether the rabbit plasma remained liquid or became solid due to clot formation, […]
Hypothesis: If the most effective solution for pathogenic bacteria is household bleach, then the descending order from best to least are household bleach, Penicillin, Monoclinic, Household Disinfectant, Anti- Bacterial Soap, Erythrocyte, Sterile Filter Paper. Materials: The materials used in this lab include a agar, a Petri dish, test tubes containing the pathogenic bacteria: Staphylococcus erasures, […]
Antigen recognition allows the immune system to recognize each antigen with tremendous specificity in order to avoid an immune response to host tissues. One way in which the immune system accomplishes this is through the production of antibodies by the B-cell. Each antibody must be able to bind specifically to one part of an antigen; […]
In 1884, the tetanus toxin was discovered in soil bacteria by Arthur Nicolaier. The disease’s transmission was demonstrated the same year by Antonio Carle and Giorgio Rattone, who induced it in rabbits using pus from a human tetanus case. In 1889, Kitasato Shibasaburo isolated C. tetani from a human victim and proved its ability to […]
Between May to July, Malaysian had been surprised by a ânewâ communicable disease which carried a weird name, it called âChikungunyaâ, the term is actually derived from the âMakondeâ word meaning âthat which bends upâ as referred to the stooped posture developed resulting of arthritic symptoms of the disease. It is belief that the chikngunya […]
Yellow fever, caused by different virus families, is a form of hemorrhagic fever. Although some individuals infected with yellow fever may not display any symptoms, others might experience symptoms such as headaches, muscle and body pains, fever, chills, nausea, vomiting, fatigue, and weakness around three days after being infected. Yellow fever, which is primarily found […]
Extensive investigation was carried out on rheumatic fever during the early 1900s due to its high prevalence in children worldwide, leading to numerous hospitalizations. While developed nations have seen a decrease in rheumatic disease prevalence since the late 1900s, non-developed countries still struggle with significant issues related to rheumatic fever, which are now even more […]
Objectives: To measure the different phases of growth of Escherichia coli through absorbance reading and viable count measurements To plot the growth curve of Escherichia coliIn the experiment, the different growth phases were observed through the analysis of the absorbance of broth with inoculated organism (E. coli). There was no viable cell counting done with […]
The book The Hot Zone, authored by Richard Preston and published in New York in 1994, runs for 422 pages. In my opinion, I would rate it a six due to its inconsistent storyline that did contain some captivating scenes which left me glued to the pages and with a nauseating feeling; however, it did […]
Though there are well over seventy thousand true fungal species that inhabit this planet, very few of these cause diseases in humans, called mycoses. Many more fungal diseases are associated with various plants and other animals. Mycoses in humans can range from superficial infections to deep-seated systemic infections that are life threatening. The superficial mycoses […]
The aim of this investigation is to find out what effect out of two antibiotics, penicillin and streptomycin has on the growth and multiplication of two different species of bacteria. The two different types of bacteria we will be using are E-coli and micrococcus luteus. The Apparatus:* Four sterilised Agar plates,* Glass spreader,* Masking tape,* […]
Sign up now for a free trial. Date Smarter! AIDS “Somewhere among the million children who go to New York’s publicly financed schools is a seven-year-old child suffering from AIDS. A special health and education panel had decided, on the strength of the guidelines issued by the federal Centers for Disease Control, that the child […]
Being part of the Sports Medicine profession, Athletic Trainers have to be ready for anything and everything when it comes to treating their athletes. This includes recognition, evaluation, education and prevention of various problems. One specific aspect of this is having a basic knowledge of contagious diseases that is seen all too commonly in Athletics. […]
In 1937, the West Nile (WN) virus was initially discovered in the peripheral blood of a woman from the West Nile province in Uganda, which is situated in Central Africa. WN viruses have been reported in various regions across the globe since their initial discovery. These reports include North Africa (Egypt, Israel), East, Central, and […]
Shigallosis is a type of infectious disease caused by a group of bacteria that primarily affect humans and primates. It is the third most common form of food poisoning in the US, following Salmonella and E.coli. Globally, approximately 165 million people are affected by Shigallosis annually, with 250,000 reported cases worldwide and about 45,000 reported […]
Certificate of Authenticity This is to certify that a student of class 12th has successfully completed the research project on the topic âStudy of adulterants in food-stuffsâ under the guidance of This project is absolutely genuine and does not indulge in plagiarism of any kind. This reference taken in making this project has been declared […]
This report discusses what Hand, Foot and Mouth Disease (HFMD) is, how it is spread as well as the precautions one should take to avoid getting HFMD. There have been recurrent outbreaks of HFMD over the last few years and similar outbreaks of HFMD have also occurred in the region, namely in Brunei and Sarawak. […]
Protists are known to be the very first eukaryotic organisms on earth. The Kingdom Protista was first classified by Haeckel in the year 1866. Now, there are many known species of protists. After learning about protists in class, the group decided to observe the different species of protists found in pond water. The group prepared […]
