Has anybody experience or information about the application of stem cells in the treatment of avascular necrosis of femoral head?

More Panayot Tanchev's questions See All

Are the correction periarticular osteotomies of the hip for dysplasic OA in adults obsolete procedures ?

In the past, pelvis and proximal femur correction osteotomies were very often applied to ameliorate the biomechanics of dysplasic hips, not only in childhood, but also in adults. What is the...

25 July 2018 1,473 5 View

Have you ever met Brucellosis as a cause for septic loosening of THA ?

Spinal engagement is common. Why not prosthetic infection in patients with Brucellosis? To my knowledge surgeons do not take into consideration this specific infection.

14 November 2016 7,093 8 View

Would you stop or correct antithrombotic prophylaxis (LMWH) in case of abundant postoperative wound haematoma after hip or knee replacements ?

What is right ? To continue with pharmaceutical prophylaxis for fearing DVT or stop (reduce) it to avoid wound complications ?

04 February 2016 453 15 View

Has anybody experience with interleukin-6 (IL-6) for detection of early deep infection in THA ?

Sometimes, It is difficult to differentiate between postoperative hematoma and imminent deep infection the first postoperative days after THA. Early debridement is reported to be very effective if...

02 February 2016 1,631 9 View

Do you still use serial casting in the treatment of progressive scoliosis ?

Some authors still apply classic casting (Risser, Cotrel, etc.) in cases of progressive infantile scoliosis. Others prefer early surgery. What is your opinion and experience ?

20 October 2015 5,480 21 View

Would you do THR in elderly patients with advanced Alzheimer in case of femoral neck fracture ? ?

Or just start an ambulatory regime on crutches and let the formation of pseudarthrosis ?

25 July 2015 8,636 29 View

Reamed or unreamed intramedullary nailing in shaft tibial fractures ?

There are still different preferences. What are yours ?

09 July 2015 1,617 7 View

Does anybody have long-term results from the application of resurfacing hip arthroplasty ?

In the last 10-15 years there is a certain trend to the appliaction of this type of hip replacement. In any case, I do not know if the long-term results are satisfactory. In the past, some 30-40...

30 March 2015 8,949 10 View

What is your opinion about surgical synovectomy in rheumatoid arthritis ?

Is it obsolete today or there is still place for synovectomy in refractory to medications cases ?

29 March 2015 1,544 23 View

Is lymphopenia a reliable marker for early postoperative detection of surgical site infection after THR or TKR ?

Detection of beginning infection in the early postoperative period is important for the adequate treatment ? There are controversies about the issue which are the reliable markers for early...

11 March 2015 1,338 4 View

What are the emerging trends and opportunities for STEM education and careers in the online space?

10 August 2024 507 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

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

How to isolate lymphocytes from mouse spleen?

I have tried several times to isolate lymphocytes from mouse spleen, but all attempts have been unsuccessful. I tried most available protocols. I used different dissociation media (HBSS with Ca...

04 August 2024 9,913 7 View

How to Add Missing Water Molecules in Protein-Membrane Simulations?

I have protein-membrane simulations (PDB, PSF, DCD) and have noticed that water molecules near the protein are not visible in the simulations. How can I fix this issue? Is there a way to place the...

04 August 2024 1,200 2 View

How to use Density Functional Theory to calculate carrier mobilities of solid system?

Hello, everyone. I have tried to determine carrier motilities of some materials, by Density Functional Theory, using Quantum ESPRESSO. There are a few methods to do it, like a package called...

04 August 2024 8,894 1 View

Saleh Alkarim

Hello

You can read the perspectives in these articles

Good luck

Panayot Tanchev

Thank you,Saleh.

Ana Maria Lopez Macedo

I am interested in the field.

Gabriel Maia

Hello,

maybe this text may add some technical information. It´s from the Clinical Orthopedics and Related Research and it´s released this year.

I hope you like it.

Best regards.