What is your experience on MALDI-TOF based identification of dermatophytes?

More Dr. Godfred A. Menezes's questions See All

Are you looking for research collaboration ?

we have few papers ready for submission, and we need one co-author for each article who can pay article fee. Interested authors may text here or contact me on my following email id [email protected]

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Dear researchers. pl help how to plot jablonski energy level graph and magnetic hysteresis curve in origin?

through origin software

17 July 2024 4,991 0 View

How is artificial intelligence being utilized to enhance the diagnosis and treatment of sleep apnea?

AI has the potential to improve the management of sleep apnea by personalizing treatment, enhancing diagnostic accuracy, and advancing our understanding of the condition.

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Action research design is Quantitative Studies or Qualitative Studies?

14 June 2024 1,684 1 View

Offer or collaboration for book publications?

Dear Profs/ Scientist, if any one is interested or have plan to publish a good quality books/ book edited , I can contribute/help such type of research works . My research...

06 June 2024 5,932 2 View

How to draw SeDeM diagram for preformulation study of drug and excipients?

What is SeDeM expert tool? Is it in silico tool and how to draw the SeDeM diagram for preformulation study? Kindly suggest.

06 June 2024 4,408 0 View

Call of book chapter ?

CALL FOR BOOK CHAPTERS (No Publication Fee) Scrivener Publishing/wiley Dear Prof,Scientist/ experts, Greetings. We are editing the book entitled " FET Devices: Post CMOS Theory and Applications...

28 May 2024 9,284 0 View

Is there a Raising awareness of indigenous medicine among metropolitans?

The growing interest in holistic health practices is leading to increased awareness of indigenous medicine among metropolitan populations. While challenges exist in terms of access and cultural...

09 May 2024 7,041 1 View

Why many times RG is sending email? Is this person is co author or published article? Many times it is been sending.?

Pls dont send many times email is this person is co author or published article? Many times it is been sending. Pls stop it ok

06 May 2024 3,964 3 View

What is the protocol to maintain 260/280 and 260/230 and to get pure DNA from ruminant faeces using Dneasy PowerSoil pro Kit?

I used the Dneasy PowerSoil Pro Kit. But I didn't get a good ratio of 260/280 and 260/230 and didn't get a good band after electrophoresis. I maintain all procedures according to the...

29 April 2024 1,242 4 View

Please, what are the recent/top/free software for predicting data from MALDI-TOF that you have tried?

Please, can the fragmentation obtained from the mass spectrometry be predicted more easily using any free software? Kindly recommend it, thanks.

01 July 2024 5,327 6 View

Maldi-TOF- (M+75) ?

Hello, does anyone knows why I am getting M+75 adduct in maldi-tof? (hints: my molecules have iodide ion, reaction media also DMF.

05 June 2024 1,920 4 View

Has anyone used MALDI-TOF to analyze DNA molecules （MW > 20000）?

I am seeking advice on the matrix and solvent conditions.

29 May 2024 2,360 0 View

How to accelerate the growth of dermatophytes in culture medium?

Hello. I have cultivated the species of dermatophytes in the special culture medium of SCC. Unfortunately, the rate of species growth is very slow. Does anyone have any experience in this field,...

26 May 2024 4,552 3 View

How reliable is ninhydrin test in solid-phase peptide synthesis?

Hey everyone! I'm doing peptide synthesis on Rink amide resin and sometimes I need to add amino acids with secondary amines or beta amino acids. Normally I synthesize 35 to 40 mer peptides. As a...

21 May 2024 9,035 0 View

Sciex X500r consistent negative tune failure, negative calibration failure. Possible reasons?

We run a Sciex X500r qToF and tune it once a week currently. I've been told that negative tune has historically been poor on other systems. The peak intensities and width are fine, however the...

07 April 2024 6,075 1 View

How to interpret the LCMS data with using peak values?

How to evaluate the compounds with usage of peaks and their respective values in LCMS - TOF instrumentation? Is there any web portals for the data interpretation? I Have got Both LC (2 Files) MS...

13 March 2024 7,940 1 View

Untargeted metabolomics workflow Software solutrion for Q-TOF?

This year we have the opportunity to purchase an HRMSD. We have an Agilent Infinity II 1260 HPLC in our lab and are planning to purchase a Q-TOF. I have experience with Agilent equipment...

26 February 2024 7,577 6 View

Fullprof problem appears Sum(Iobs)=0. for one of the phases: have you really reflections ?

Using TOF method of neutron diffraction data to process crystal phase, I have converted gsas prm file into irf, and added manual background, the data is doped, why is the Prague Summit missing...

26 February 2024 8,413 1 View

What should be the characteristics of Matrix in MALDI -MS to produce (M-H)- ion in negative ion mode?

MALDI( Matrix Assisted Laser desorption Ionization) Matrix use in MALDI in positive mode and negative mode

18 February 2024 5,919 1 View

Barry Preuett

HI Dr. Menezes. I have not yet read this manuscript but it looks interesting.

Med Mycol. 2013 Oct;51(7):713-20 A MALDI-TOF MS procedure for clinical dermatophyte species identification in the routine laboratory

Mohammed Saleem Ali Shtayeh

I have found the following paper interesting as well:

http://www.scielo.br/pdf/jbpml/v49n4/v49n4a04