Kulich (concussion) participated in Tuesday's practice and is close to being ready to return, according to Rachel Lenzi of The Buffalo News.

Helenius (upper body) is week-to-week, according to Matthew Fairburn of The Athletic on Monday.

Danforth (upper body) was placed on injured reserve Thursday, per the NHL media site.

Lyon (upper body) had a setback in his recovery and is without a timeline to return, the team announced Thursday.

Grzelcyk (lower body) suffered a "flare-up" and could be out for at least "a few days," head coach Lindy Ruff told Rachel Lenzi of The Buffalo News on Tuesday.

Timmins (lower body) doesn't have a timeline for his return yet, according to Heather Engel of NHL.com on Tuesday.

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