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Violet-tip

violet-tip

(Science: zoology) A very handsome American butterfly (Polygonia interrogationis). Its wings are mottled with various shades of red and brown and have violet tips.


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identify bacterias in Gram stain kit &The Giemsa Stain Kit

... in hematopoietic tissues and certain microorganisms. This kit may be used on formalin-fixed, paraffin-embedded or frozen sections. Nuclei: Blue/Violet Cytoplasm: Light Blue Collagen: Pale Pink Muscle Fibers: Pale Pink Erythrocytes: Gray, Yellow or Pink Rickettsia: Reddish-Purple Helicobacter ...

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by scytek
Sat Mar 15, 2014 1:11 pm
 
Forum: General Discussion
Topic: identify bacterias in Gram stain kit &The Giemsa Stain Kit
Replies: 0
Views: 183

Re: Re:

... bacteria in my opinion, but I cannot say for certain from the images you posted. After all, a common Staphylococcus looks pretty much like a dark violet dot under most staining conditions. Though now as you said, there is an erythrocyte in the last panel (upper right-hand corner) that seems to ...

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by biohazard
Tue Dec 10, 2013 2:02 pm
 
Forum: Microbiology
Topic: What do you think these are, in my blood?
Replies: 16
Views: 3765

Bacterial Taxonomy

... like? Deinococcus has an outer membrane similar to that of Gram-negatives, but it stains as Gram-positive, so it somehow retains the crystal violet. The deeply branching bacteria are all autotrophs. For example, the Chloroflexi are the green nonsulfur bacteria , which are phototrophs containing ...

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by wildfunguy
Sat Oct 19, 2013 6:12 pm
 
Forum: Microbiology
Topic: Bacterial Taxonomy
Replies: 3
Views: 1687

Using oxidizing agents in gram stain

... with another oxidizing agent during the gram staining process ? So far I know that the purpose of the iodine is to form a complex with the crystal violet in order to enable the cell wall of the bacteria to retain the dye but certainly there must be other oxidizing agents that can replace iodine ?

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by ccBiologist
Sun Sep 22, 2013 2:44 pm
 
Forum: Microbiology
Topic: Using oxidizing agents in gram stain
Replies: 1
Views: 909

Re: Red and Green Algea

... on that question too, but these pages really helped me to see that the main reason was the red algae have these phycobilins that can absorb green, violet , and blue light. In which can penetrate water below 100 meters deep! Hope I helped a little! Keep studying :)

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by Zin
Mon Sep 10, 2012 6:23 pm
 
Forum: Botany Discussion
Topic: Red and Green Algea
Replies: 8
Views: 7570
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