Bioresource Technology 100 (2009) 1192–1196 Contents lists available at ScienceDirect Bioresource Technology journal homepage: www.elsevier.com/locate/biortech Optimization of culture conditions for hydrogen production by Ethanoligenens harbinense B49 using response surface methodology Wan-Qian Guo a‚ Nan-Qi Ren a‚*‚ Xiang-Jing Wang b‚ Wen-Sheng Xiang b‚ Jie Ding a‚ Yang You a‚ Bing-Feng Liu a a b State Key Laboratory of Urban Water Resource and Environment‚ Harbin Institute of
Premium Hydrogen Acid 2008
between 50oC to 250/300oC. •A holding period of 160oC for 1 hr is desirable. • There is a thermostat controlling the temperature. •Double walled insulation keeps the heat in and conserves energy‚ Hot Air Oven DRY HEAT: FLAMING 250-300 °C Inoculation loop or Wire‚ the tip of Forceps and spatulas are held in a bunsen flame till they are red hot. MOIST HEAT STERILIZATION Kills microorganisms by coagulating their proteins. Types: Temp below 100oC: “Pasteurisation”‚ Temperature
Premium Bacteria Antiseptic
control of and some we do not. The multifactorial model shows us the likelihood of illness and the many factors involved from genetics to our lifestyles. Biological factors ‚ including family history of illness‚ exposure to infectious organisms‚ inoculations‚ medication history and birth complications are one cub-category of factors as well as sociocultural: (socioeconomic status‚ family circumstances‚ access to health care‚ prejudice and discrimination); environmental: (architectural features‚ aesthetics
Premium Medicine Psychology Personal life
1: The Microbial World and You Learning Objectives Go Over First Lecture 1-1 List several ways in which microbes affect our lives. 1-2 Recognize the system of scientific nomenclature that uses two names: a genus and a specific epithet. 1-3 Differentiate the major characteristics of each group of microorganisms. 1-4 List the three domains. 1-5 Explain the importance of observations made by Hooke and van Leeuwenhoek. 1-6 Compare spontaneous generation and biogenesis. 1-7 Identify
Premium Bacteria Microbiology
all persons. 8. For public policy reasons‚ minors may not at their option disaffirm a valid marriage or repudiate an enlistment contract in the armed forces based on a claim of incapacity to contract. Neither may a minor repudiate payments for inoculations and vaccinations required for attendance at a university or college or
Premium Contract Contract law Breach of contract
Should Vaccines Be Compulsory? Vaccines are one of the most powerful means to prevent and diminish the burden of infectious disease. Edward Jenner‚ an English physician and scientist‚ first discovered the idea of vaccination. People have an argument about being vaccinated. Proponents say that vaccination is safe and one of the greatest health developments of the 20th century. They point out that illnesses‚ including rubella‚ diphtheria‚ smallpox‚ polio‚ and whooping cough‚ are now prevented
Premium Vaccine Vaccination Immune system
Improving Organizational Performance Mary Ann Mattern November 26‚ 2012 Celsey Evans‚ of Airdevils‚ has hired Peter Mallow‚ of Dream Teamworks‚ to address the problems currently existing in and affecting the Airdevils Company. These problems consist of dissatisfaction among customers‚ less wins at award ceremonies‚ a high turnover rate‚ and low job satisfaction among employees. Surveys‚ amongst other factors‚ determined that job dissatisfaction is particularly high among the stunt performers
Premium Employment Theory Job satisfaction
At the beginning of the semester‚ samples of bacteria were obtained from various sources. Two bacterial colonies were isolated from plates that were incubated in the lab and these bacteria became the basis for this project. The bacterial cultures were maintained and used for various physiological‚ cultural‚ and biochemical tests and observations over several weeks. The purpose of culturing bacteria over half the course of the semester was to learn various techniques used in microbiology labs and
Premium Bacteria Microbiology Microorganism
Maura Gongora 12th December‚ 2014 MCB 3020L- Section 018 Unknown #16 Abstract This report contains the background information on gram positive and gram negative bacteria‚ which will aid in understanding the use of specific laboratory experiments to distinguish between the two types of bacteria. Included are the materials and methods used to identify the gram positive and gram negative bacteria and methods which also differentiate between microbes of each group. The implications of the methods of
Premium Bacteria Escherichia coli Microbiology
Reid Aldridge U.S. History 10/2/10 “Benjamin Rush” On July 4th‚ 1776‚ representatives in a small courthouse in Pennsylvania signed the Declaration of Independence. The men that signed that paper would come to be known as the founding fathers (1 Kindig‚ Thomas). Everyone has heard of Thomas Jefferson and James Madison‚ but who has heard of Benjamin Rush? Benjamin Rush was born December 24‚ 1745 in Philadelphia‚ Pennsylvania. He was the fourth child of
Premium United States Declaration of Independence Benjamin Franklin John Adams