# Vatbrain research boost - Stage 4 (technology)

internal name `vatbrain-mk04` · tier 9 (Utility science pack, [tier 9](https://factorio.kalzumeus.com/tier/9.md))
HTML page: https://factorio.kalzumeus.com/tech/vatbrain-mk04/

## Cost

3300 units of (1 × [Utility science pack](https://factorio.kalzumeus.com/item/utility-science-pack.md), 2 × [pY science pack 4](https://factorio.kalzumeus.com/item/py-science-pack-4.md), 3 × [Production science pack](https://factorio.kalzumeus.com/item/production-science-pack.md), 6 × [pY science pack 3](https://factorio.kalzumeus.com/item/py-science-pack-3.md), 10 × [Chemical science pack](https://factorio.kalzumeus.com/item/chemical-science-pack.md), 20 × [pY science pack 2](https://factorio.kalzumeus.com/item/py-science-pack-2.md), 30 × [Logistic science pack](https://factorio.kalzumeus.com/item/logistic-science-pack.md), 60 × [pY science pack 1](https://factorio.kalzumeus.com/item/py-science-pack-1.md), 100 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md), 20 × [Military science pack](https://factorio.kalzumeus.com/item/military-science-pack.md)), 600 s each.

## Requires (2)

- [Utility science pack](https://factorio.kalzumeus.com/tech/utility-science-pack.md)
- [Vatbrain research boost - Stage 3](https://factorio.kalzumeus.com/tech/vatbrain-mk03.md)

## Leads to (0)

- none

## Unlocks (2 recipes)

### Vatbrain cartridge MK 04 (`brain-cartridge-04`)

- 10 s · tier 9
- Ingredients: 1 × [Vatbrain cartridge MK 03](https://factorio.kalzumeus.com/item/brain-cartridge-03.md), 15 × [Brain](https://factorio.kalzumeus.com/item/brain.md), 2 × [Polyketide synthase enzymes (PKSs)](https://factorio.kalzumeus.com/item/enzyme-pks.md), 1 × [Low density structure](https://factorio.kalzumeus.com/item/low-density-structure.md), 50 × [Pluripotent stem cells](https://factorio.kalzumeus.com/fluid/psc.md), 100 × [Nitrous oxide](https://factorio.kalzumeus.com/fluid/nitrous-oxide.md), 2 × [Acrylic](https://factorio.kalzumeus.com/item/acrylic.md), 10 × [Numal Ink](https://factorio.kalzumeus.com/fluid/numal-ink.md)
- Results: 2 × [Vatbrain cartridge MK 04](https://factorio.kalzumeus.com/item/brain-cartridge-04.md)
- Made in: Gene lab MK 01, Gene lab MK 02, Gene lab MK 03, Gene lab MK 04
- Unlocked by: [Vatbrain research boost - Stage 4](https://factorio.kalzumeus.com/tech/vatbrain-mk04.md)

### Vatbrain cartridge MK04 (`brain-food-04`)

- 20 s · tier 9
- Ingredients: 1 × [Vatbrain cartridge MK 04](https://factorio.kalzumeus.com/item/brain-cartridge-04.md)
- Results: none
- Made in: Vatbrain biocomputer
- Unlocked by: [Vatbrain research boost - Stage 4](https://factorio.kalzumeus.com/tech/vatbrain-mk04.md)