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Samantha Costa

As seen in: Medium, MSN, MSN Canada, MSN UK, HuffPost, Nature, Yahoo News, Taylor & Francis Online, U.S. News and World Report, WTOP News (Washington, DC) and
I love my cat and so should you. Once sold a painting of donuts. She/her

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Samantha Costa’s Journalist Portfolio

Stories by Samantha Costa : Contently

Stories by Samantha Costa : Contently

Need a regular freelancer? I have eight years of professional writing experience, from general assignment and…

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Articles

Nem todas as iniciativas do Congresso Nacional são contrárias à agenda política climática

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By Guilherme Tampieri, Samantha Costa
| ((o))eco
Sobre nós Jornalismo Ambiental → Popular agora 1 Análises Nem todas as iniciativas do Congresso Nacional são contrárias à agenda política climática 2 Reportagens Na Chapada do Araripe, expansão de monoculturas acompanha alta de 2.800% no desmatamento 3 Análises Ano Internacional da Agricultora 2026: uma agenda para a América Latina e o Caribe Biodiversidade | Clima | Politica Ambiental Análises Apesar do histórico ruim e do lobby em favor de retrocessos, há um pacote de bons projetos que...
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Expansion of bone marrow adipocytes in obese mice leads to PD-L1-driven bone marrow immunosuppression and osteoclastogenesis

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By Samantha Costa, Carolyn Chlebek, Lindsey Gray, Sergey Ryzhov, Clifford J. Rosen, Peter Caradonna
| Nature Verified
Abstract Bone marrow adipocytes are known to have a critical role within the bone marrow niche. However, our understanding of bone marrow adipose tissue expansion with obesity and the role it plays in immune cell regulation and osteoclastogenesis is limited. Here, we showed the expansion of bone marrow adipocytes promoted osteoclast differentiation and subsequently led to obesity-related trabecular and cortical bone loss through a stimulatory effect of the PD-1/PD-L1 axis.
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O Carnaval é termômetro para medir nossos avanços no enfrentamento da crise climática

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By Guilherme Tampieri, Samantha Costa
| ((o))eco
Ondas de calor, frio intenso, alto volume de chuva, rios secos, enchentes, alagamentos, escassez hídrica. Essa tem sido a realidade do Brasil e do mundo nos últimos anos.
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