[lemma=sign] [lemma=□] □
[lemma=sign] [lemma=that] □
[lemma=sign] [lemma=be] □
" The accomplishments of these men should be applauded and cited as a sign that placement at ( Supermax ) can result in positive changes in inmates who have troubled histories and backgrounds . For further proof of the timeless-proteasome link , the researchers checked for signs that fly cells were actually marking timeless for destruction by proteasomes . In fact , there are signs that nothing at all has changed . Even though syphilis infection is rapidly spreading among men who have sex with men ( MSM ) in San Francisco and Los Angeles , researchers have n't yet found a sign that HIV cases are rising as well . There will always be some reservations , but we are in fact going to sign that treaty , and all Latin Americans will be on equal footing .