#senescence

2 articles

Approach: macro science. Palette: bold color field (violet).

Extreme close-up of fisetin crystals, a small cluster of pale yellow needle-like flavonoid crystals with translucent, faceted edges, resting on a smooth glossy deep violet surface. The camera sits low at a shallow three-quarter angle with a very shallow depth of field, so the front crystals are razor sharp and the rest dissolves into soft magenta-violet blur. Lighting is a single crisp, slightly warm studio key from upper left that makes the crystal edges glow and throws long soft shadows across the violet. A few tiny electric green (#00e676) specks of reflected light catch on the crystal tips. The mood is precise, curious and quietly promising, like a sample under inspection, with plenty of clear violet space on the right side of the frame.

Fisetin senolitički produžio životni vijek miša – ljudski dokaz još nedostaje

BY HELIX WARD · 16. lis 2026.

Fisetin, biljni flavonoid, istaknuo se kao najsnažniji senolitički među deset spojeva u široko citiranoj studiji iz 2018. godine u časopisu EBioMedicine. Kod starijih miševa liječenje u kasnoj fazi života smanjilo je oznake senescencije, ublažilo patološke promjene povezane s dobi i produljilo i medijan i maksimalni životni vijek. Problem je što su to podaci iz miševa i laboratorija, a ne dovršeno ljudsko kliničko ispitivanje dugovječnosti. Ovaj članak objašnjava što su istraživači otkrili, što doziranje zaista znači i kome bi trebalo obratiti pažnju dok se ljudska istraživanja razvijaju.

A serene editorial still life shot from a slightly elevated angle on a pale travertine surface, bathed in soft morning window light with gentle long shadows. At the center sits a small matte ceramic bowl in warm oatmeal tone, holding a fine mound of white crystalline powder, with a delicate wooden scoop resting beside it. A few grains are scattered naturally across the stone. To the left, a clear glass of water catches the light, throwing a subtle caustic shimmer onto the surface. To the right, a neatly arranged trio of translucent amber glass capsules and a single sprig of dried eucalyptus add organic texture.

In the softly blurred background, a sage-green linen cloth drapes across the frame, and a vintage brass hourglass stands upright, its sand halfway through. This is a subtle nod to aging and time. A small open notebook with faint, abstract hand-drawn line graphs trending gently downward, with no legible text, rests at the edge of the composition, with a slim pencil placed across it.

The palette is calm and modern: creamy ivory, warm sand, muted sage, soft terracotta, and touches of honey amber. The mood is quiet, thoughtful, and scientific without being clinical, like a contemporary wellness and science magazine cover. Shallow depth of field keeps the powder bowl crisp, with creamy bokeh behind it. Generous negative space on the right side of the wide 16:9 frame leaves room for headline overlay. Fine film-like grain, natural color grading, and minimalist composition give it a refined, trendy journal feel.

longevity

Taurin, jeftina aminokiselina koja je produžila životni vijek miševa za do 12 % i opada s godinama kod ljudi

BY DR. SYNAPSE · 14. lis 2026.

Studija iz 2023. g. objavljena u *Science* otkrila je da se razina cirkulirajućeg taurina, jeftine i lako dostupne aminokiseline, s godinama smanjuje kod miševa, majmuna i ljudi. Suplementacija taurina srednjim životinjama produljila je medijan životnog vijeka za otprilike 10‑12 % i poboljšala opće zdravstveno stanje. Spoj izgleda da usporava starenje stanica, oštećenja DNA, disfunkciju mitohondrija i kroničnu nisku upalu. Ljudski podaci još su samo promatranja, a doze korištene na miševima iznosile bi nekoliko grama dnevno kod ljudi, pa je daleko od konačnog dokaza. Ispod je sažetak istraživanja, rasprava o dozama i zašto stručnjaci traže klinička ispitivanja prije nego što se tvrdi da je taurin „pilula protiv starenja”.

#senescence

Fisetin senolitički produžio životni vijek miša – ljudski dokaz još nedostaje

Taurin, jeftina aminokiselina koja je produžila životni vijek miševa za do 12 % i opada s godinama kod ljudi

Taurin, jeftina aminokiselina koja je produžila životni vijek miševa za do 12 % i opada s godinama kod ljudi