Why does sperm not act as a foreign body during fertilization?
ACCEPTANCE OF THE OVAM, FOR THAT PARTICULAR SPERM, THUS NOT A FOREIGN BODY
Hi. I have an InGaAs sample and I want to deposit amorphous silicon on it. Does a-Si stick to InGaAs when deposited via the PECVD method? If not, could anyone please suggest a material which will...
11 February 2024 6,758 0 View
the number of GPU's and number of CPU's? Why the peak performance is always recorded as higher than actual?
16 November 2023 7,909 0 View
I have amorphous silicon deposited on top of the InGaAs substrate. My InGaAs substrate needs to be reused which can be done for etching amorphous silicon. Amorphous silicon has standard etching...
08 October 2023 4,767 1 View
I am applying a sinusoidal voltage using lumped port between two gold electrodes on top of a semiconductor substrate to check the radiation pattern of the emitted em field. Can anyone tell me how...
13 August 2023 9,638 0 View
I am currently working with scRNA-seq data. I have to rank or score genes based on how spatially expressed they are. Is there any good measure or tool to do that?
23 August 2020 3,995 3 View
I have sequencing reads from non-strand specific RNA-seq experiment. When I look at read alignments for individual genes, the reads predominantly map to either positive or negative strand. Why is...
29 April 2020 8,851 0 View
What's wrong with the following fastq file? Why don't I see any nucleotides? @SRR867022.1 s0205_20091123_4_Boot2_1_2_22_F3...
16 February 2020 7,969 5 View
I have gene expression data from different conditions from different studies. Instead of using the actual TPM values for Pearson Correlation coefficient (PCC) calculation, I have decided to use...
18 December 2019 6,397 1 View
I am getting interaction data from Arabidopsis interaction viewer database, maintained by toronto. I am trying to separate out protein-protein interaction and protein-DNA interaction. The data...
03 November 2017 6,319 1 View
I want to get the promoter sequence of some genes. Should I get it from upstream of the gene or mRNA? How is gene defined in RSAT plants?
23 August 2017 6,004 4 View
in many insect including Lepidoptera, there are two kind of sperm: Eupyrene and Apyrene. how can we distinguish two kind of sperm in pictures?
18 February 2018 7,800 4 View
01 February 2018 3,651 4 View
I have a problem between fixation and permeabilization of a sperm sample, 1. After Live/Dead staining, I wash my 100 uL sperm sample (25x106 sperm/mL) with 900 ul of D-PBS and centrifuge for 5...
20 June 2017 3,790 3 View
Although one sperm is adequate for fertility, according to reports, men with sperm concentration lower than 20 million cells/mL (or less than 50 million cell/ejaculation) are more likely to...
11 May 2017 5,238 10 View
It would be great to routinely concentrate sperm without the need to centrifuge the stallion semen.
03 February 2017 1,740 8 View
Dear Researchers, I am working on a protocol to study the effects of a compound on sperm motility. 1) I will be collecting the Cauda epididymis at the animal facility and will be taking the tissue...
07 August 2016 2,885 6 View
Would it be possible dead spermatozoa keep on maintaining ATP supply, as it happens with muscle cells? Would they keep mitochondrial membrane potential? I can see in spermatozoa evaluations, a...
07 May 2016 9,278 2 View
We want to examine the effects of one chemotherapy medicine on mouse spermatogenesis and we need to compare the number of spermatids, spermatocytes, spermatogonia, Sertoli and Leydig cells between...
17 November 2015 7,146 5 View
Human sperm samples from commercial cryobank. Experimental constraints preclude the use of fresh human sperm samples. My preliminary experiments have shown that cryopreserved human sperm cannot be...
13 September 2015 2,939 3 View
Hi everybody, The aim of my study is to evalute the effects of chloroformic extract of Caulerpa filiformis in motility, vitality and dna fragmentation of human sperm. The big problem is that when...
03 August 2015 2,169 8 View