Engadget's experienced editorial team has tested and reviewed hundreds of digital cameras and photography gear over the past 20 years to help you find the best options available.

The Sigma BF has taken the photography world by storm with its sleek design and intuitive ergonomics—and now, it's officially in stock! This 24.6MP full-frame powerhouse streamlines the shooting ...

What is the current share price of Sigma Healthcare Limited (SIG)? Sigma Healthcare Limited's (SIG) current share price is $2.89. This constitutes a price movement of 0% when compared to the share ...

前不久的2025上海展上，钰龙的DP1网桥界面一体机在软硬件全部定型后正式推出，在展会上一起展出的还有A39（耳放前级一体机）+D39（流媒体解码器），有的玩家会把这三台体型相似的机器理解为三件套，其实并不是，A39和D39才是CP，而DP1是单独的存在。有别于钰 ...

Background: The cervicovaginal epithelial barrier is crucial for defending the female reproductive tract against sexually transmitted infections. Hormones, specifically estradiol and progesterone, ...

Cells were transduced with DEAE-Dextran (20 µg/mL final concentration, Sigma-Alrdich; D9885)) and spinoculated for 30 minutes at 1100 xg and incubated overnight. After 24 hrs, supernatant was replaced ...