A gram stain is a lab test used to detect bacteria or fungi in a sample taken from the site of a suspected infection it gives relatively quick, preliminary results as to whether microbes are present and, if so, the general type(s) causing an infection. Answer to lab report 1- selected questions from exercise 3-6 gram stain (pp 187-194) from your manual note: this is turned in afte. Microbiology lab report : 1- introduction (gram staining) 2-requirements ( reagents) 3-method 4-observations college of medicine al-imam mohammad bin saud. Free essay: the significance of the gram staining procedure is that it differentiates the bacteria into two groups lab report #1: observing bacteria microbiology abstract: this lab exercise familiarized the student with the use of a microscope by observing and identifying various different slides under the. If the experiment fails see laboratory report technologist report hospital corpsman 1 & c: august 1986, chapter 7: clinical laboratory 242–243 gram staining, 49–54 hanging drop technique, 59–60, 213 motility addition of information regarding gram stain, agar h c gram discovered staining differences that are.
Biology 240 general microbiology mw 3:45-5:00 gram stain report introduction gram stain report introduction the purpose of this experiment is to determine the shape and gram stain of the bacteria under a microscope the reason for negative bacteria for one minute, rinsed with deionized water, and blotted dry. Unknown lab report unknown number 118 – gram positive alternate number 1 – gram negative susan berberich biology 203 – microbiology fall/ 2013 introduction: it has been estimated that there are 5 nonillion or 5 x 1030 bacteria on earth today (1) identification is key to know exactly how a. The bacteria growth was assessed visually by colony counting and bacterial morphology positive samples were selected and bacteria gram stain was performed the morphology of bacteria was observed and captured by a nikon e200 microscope system table 1 sample information for the experiment brand name.
A gram stain the previous lab introduced simple staining techniques that enable microbiologists to observe the morphological characteristics of bacteria 1) gram-positive cell walls have a thick peptidoglycan layer beyond the plasma membrane general microbiology 2210: gram stain report (15 pts. In gram staining bacteria fixed to a slide are treated the gram staining method is named after the danish bacteriologist 07-14-10, lab report 10-2-10, lab report 07-7-10, lab report, gram stain of csf secondary to suspected diagnosis of meningitis preliminary report available at 1 day, final report within 2 - 5 days. Lab report: isolation of pure culture, gram-staining, and microscopic observation 1 pharmaceutical sciences subject: microbiology lab report: isolation of pure culture, gram-staining, and microscopic observation prepared by: annisa hayatunnufus id number: 012014052438 (msu).
Doi: 102174/1874285801711010126 case report misinterpretation of gram stain from the stationary growth phase of positive blood cultures for brucella and acinetobacter species ali m bazzi1,, jaffar a al-tawfiq3,4 and ali a rabaan2 1microbiology lab, johns hopkins aramco healthcare,. The lab instructor gave out a test tube labeled number 118, which consisted of two unknown bacteria, one gram negative and one gram positive sterile techniques were followed while performing precise instructions as stated in the referenced laboratory manual the first procedure performed to isolate a.
Lab report the gram stain and simple stain smear purpose preparation of smear and application of simple stain to observe size,shape, arrangement, color of the microorganisms using oil immersion objective next, a few drops of iodine in order to form cv-i complex was added and was waited for 1 minute then,it was. The information i got from class is that one of them ought to be a gram negative the other ought to be a gram positive and conceivably have an alternate morphology to recognize the two organic entities i first needed to go for the tsa streaking strategy this technique obliged that i streak the blended. Experiment bioc1010: introduction to microbiology laboratory report: experiment culture medium preparation introduction briefly describe what culture medium is.
If wbcs are present, they should appear completely gram negative do not mistake thin crystal/gentian violet precipitate needles for gram-positive bacillus- shaped bacteria determine if thickness of smear is appropriate for proper interpretation, areas must be no more than one cell thick. A gram stain is a test used to learn if bacteria are present in your body fluids or tissue learn what it involves and when your doctor might order it. A tour of a cell lecture exam 1: metabolism laboratory : introduction to light microscopy differential staining to reveal structure of bacterial cell wall (gram stain) exercise: assessment of methyl red/voges-proskauer and 0/f glucose tests ex3-6 (gram stain) homework: laboratory report 2: methyl red/voges- proskauer. Amanda ratliff lab report #1 3-5-12 gram staining lab report introduction: to better understand and recognize the difference between gram positive and gram negative cells we will be using a gram staining technique to stain slides of b cereus, sepidermidis, ecoli, and a mixture of e coli and s epidermidis due to.