Can eukaryotic cell morphology (cell culture) change if theres bacteria/yeast contamination?

11 November 2016 0 5K Report

is it possible that any form of contamination in cell culture affect the morphology of eukaryotic cell in cell culture?

Badges
Science topic

More Jeff Zaki's questions See All

Why the need to use different minimal media to grow bacteria?

I am trying to identify bacteria on skin that can utilise lactic acid as carbon source. So i intend to swab skin and then grow bacteria on minimal media supplemented with lactic acid. My question...

11 December 2018 3,556 0 View

Cell Biology field: Relative easeness in publishing papers?

Hi, I am hoping to get opinions/input since I am undergrad and I see certain trends that I am highly curious about. I have been doing lab rotation to get an extensive research experience....

09 October 2018 9,908 0 View

What other phohpshorylated components can i look for downstream of activated FAK and P38 MAPK?

I applied some mechanical stresses on cells and discovered that FAK and p38 MAPK are activated by phosphorylation. For the purpose of publishing, i feel that it will be great if i can look for...

03 April 2018 5,924 0 View

Are they any phosphorylation-specific proteins for hypoxia effect on cells?

Im looking to expose cells to hypoxic conditions in minutes (

02 March 2018 5,699 0 View

Hypoxia induced: No HIF-1a overexpression seen at transcript level but seen a lot of hypoxia and HIF-1A -induced genes?

hi i need advise on the matter i performed RNA-seq after exposing cells to mechanical stress. I had designed a device to deliver this stress to cells. Looking at the RNA-seq data, i see some...

02 March 2018 5,446 8 View

Proliferation assay : manual cell counting?

How is proliferation assessed by manual cell counting? I will be happy if anyone can provide protocol on this. I have been told this method is much useful than indirect assays like CFSE but i...

11 December 2017 2,657 0 View

QPCR: analyses involving in-between plates?

hi i am not sure if it is alright to analyse my data this way. So i prepared 3 samples of controls, 3 samples of condition at 1hr exposure, 3 samples of condition at 6hr of exposure. i collected...

07 August 2017 7,902 5 View

Time course gene expression analyses: RNA seq over mass spec?

why when wanting to look at genes that respond at say 1hr (early response), 6hr(intermediate response), 16hr (late response) it is better to look at RNA expression rather than protein? has it got...

07 August 2017 4,746 2 View

Why is RNA expression analysis better than protein for looking time course gene expression analysis?

why is it that people usually look at mrna expression rather than protein expression when conducting a time course gene expression analysis?

06 July 2017 9,514 0 View

RNA expression vs protein expression patterns upon stimulation- are RNAs more dynamic?

Let say if i stimulate a cell at 1 hr and 6hr, the RNA expression upregulated at 1 hr may not be reflected at 6hr, but same protein upregulated at 1 hr will be reflected at 6hr. How do i explain...

06 July 2017 919 0 View

Why Do TDS and EC Increase with Larger Wastewater Volumes, While BOD and COD Decrease?

I have carried out MFC experiments on three different volumes, 50, 500 and 1000 mL of wastewater. Results after MFC treatment shows that TDS and EC are more in larger volumes of water i.e. TDS and...

09 August 2024 9,621 0 View

Could it be a cell culture contamination?

Hello everyone! I observed in my culture (htert-RPE1 cells) an orange- red particle at the bottom of the dish. It is visible to the naked eye as a very very small red dot. Could it be a...

09 August 2024 2,824 3 View

Is there any way to quantify bacterial and fungal cells in their mixed culture?

I am working in fungal fermentation of soybean meal and there is bacterial growth in them at times. I am trying to quantify fungal cell counts and bacterial cells; but I haven't been able to do at...

07 August 2024 7,535 4 View

How to normalize and take the significance of the MTT OD values with 3 replicates for the same cell-line?

Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...

07 August 2024 8,106 4 View

Why activated CAR-Jurkat cell could not kill targets?

Previously when I co-coluture anti-CD19(FMC63) CAR-Jurkat with Raji with E:T=5:1, Jurkat can eliminate Raji in 24h. However, when I test another CAR construct, although I can dectect totally CD69...

06 August 2024 641 2 View

E.coli contamination in human RNA seq data ?

Recently, we observed that 99% of the sequences in our RNA-seq data corresponded to the E. coli genome. Despite multiple DNAse treatments after RNA extraction and ribosomal depletion, we were...

06 August 2024 807 3 View

How much Yeast should we add to fermentation media?

I have prepared a liquid broth containing Yeast (S. Cerevisiae) that i need to add from it to fermentation media of lignocellulosic hydrolysate. I need to know based on what parameters do we add...

06 August 2024 662 1 View

Are there instances where molecules with larger molecular weights exhibit greater mobility than those with smaller molecular weights?

Hi, I know that low molecular weight (MW) molecules generally tend to have higher mobility, while high molecular weight molecules tend to have lower mobility. However, in my experimental...

06 August 2024 1,495 2 View

How much total RNA concentration to be extracted from sorted plasma cells from bone marrow of C57BL/6 mice for RT-PCR ?

i have sorted anti-NP specific plasma cells from bone marrow of C57BL/6 mice at certain times after immunization with variable counts and isolated total RNA using TRIZOL method for RT-PCR using...

05 August 2024 8,835 1 View

Weak DAPI staining after immunohistochemistry - how to improve?

After immunohistochemistry of previously fixed in PFA and EtOH and then frozen 20 μm sections of zebrafish brain, DAPI staining is very weak (right) compared to the same sections stained without...

05 August 2024 9,637 2 View